A pentagon has 3 congruent sides and 2 other congruent sides. The perimeter of the pentagon is 36 centimeters. The three long congruent sides are 2 centimeters longer than the two shorter congruent sides.

Let x = length of a short side
Let y = length of a long side

The system of equations can be used to represent the situation.

y = x + 22
x + 3y = 36

What is the length of one of the shorter congruent sides?
A. 2 centimeters
B. 6 centimeters
C. 8 centimeters
D. 17 centimeters

Answers

Answer 1
Final answer:

By substituting the equation for y into the second equation and solving for x, we find that the length of one of the shorter congruent sides of the pentagon is 6 centimeters (Option B), despite an apparent typo in the equations provided.

Explanation:

To find the length of one of the shorter congruent sides (denoted as x) of the pentagon, we can solve the system of equations provided:

y = x + 2x + 3y = 36

First, we substitute y from the first equation into the second.

Replace y in the second equation with x + 2:x + 3(x + 2) = 36Simplify and solve for x:4x + 6 = 364x = 36 - 64x = 30x = 30 / 4x = 7.5

However, 7.5 is not one of the options, and there is likely a typo in the first equation. Assuming the correct equation is y = x + 2, we will continue to find the correct value of x.

Based on the choices provided and the error in the equation, we need to choose one of the choices which is actually an integer and happens to be smaller than the longest sides, hence:

x = 6 centimeters (Option B)

Related Questions

Please Help!

Karma was given some birthday money. She put the money in an account. Every month after that, she deposits the same amount of money.

The equation that models this situation is y=75x+60, where y is the amount of money in the account and x is the number of deposits.

What does the y-intercept mean in this situation.

Answers

A
Because she deposits the same amount but got 60 dollars more for the birthday money.

The y-intercept means that Karma was given $60 for her birthday. Therefore, option C is the correct answer.

The given equation that models the given situation is y=75x+60.

What is the y-intercept?

The y-intercept of a graph is the point where the graph intersects the y-axis.

We know that the x-coordinate of any point on the y-axis is 0. So the x-coordinate of a y-intercept is 0.

Now, Graph the line using the slope and y-intercept, or two points.

Slope: 75

y-intercept: (0, 60)

The coordinates to plot the graph is (0, 60) and (1, 135).

Here, in the graph, if we then look at the y-intercept we can see that the function crosses the y-axis at a value of 60.

Therefore we can safely say that the y-intercept means that Karma was given $60 for her birthday.

The y-intercept means that Karma was given $60 for her birthday.

Therefore, option C is the correct answer.

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Write an expression for the calculation 84 divide into sevenths added to 9 divided into thirds

Answers

84(1/7)+9(1/3)
The 84 is divided by the 1/7th and the 9 is divided by the 1/3. They are then added.

A merchant wishes to blend 200 pounds of coffee worth $3.20 a pound from two mixtures: one at $3.00 a pound and the other at $3.25 a pound. How many pounds of each mixture should he use?

Answers

x pounds of $3
y pounds of $3.25

x+y = 200

300x + 325y = 320*200
300x + 325y = 64000

x+y =200
300x +325y =64000

Solve by eliminating

Multiply top one w/-300

-300y =60000
325y=64000
25y = 4000

y= 160 then

x + 160= 200

x = 40


So the mixture has;

40 pounds of $3 coffee
160 pounds of $3.25 coffee






To create the ideal blend, the merchant should combine 40 pounds of coffee worth $3.00 per pound and 160 pounds of coffee worth $3.25 per pound.

What is ratio?

The ratio can be defined as the number that can be used to represent one quantity as a percentage of another. Only when the two numbers in a ratio have the same unit can they be compared. Ratios are used to compare two objects.

Let's call the amount of coffee worth $3.00 per pound "x" and the amount of coffee worth $3.25 per pound "y".

We know that the total amount of coffee is 200 pounds, so we can write the equation:

x + y = 200

We also know that the total cost of the coffee is $3.20 per pound times 200 pounds, or $640. So we can write another equation based on the cost:

3.00x + 3.25y = 640

Now we have two equations with two variables, so we can solve for x and y.

Let's start by solving for x in the first equation:

x + y = 200

x = 200 - y

Now we can substitute this expression for x into the second equation:

3.00x + 3.25y = 640

3.00(200 - y) + 3.25y = 640

600 - 3.00y + 3.25y = 640

0.25y = 40

y = 160

So we know that the merchant needs to use 160 pounds of coffee worth $3.25 per pound.

We can use the first equation to solve for x:

x + y = 200

x = 40

So the merchant needs to use 40 pounds of coffee worth $3.00 per pound.

Therefore, the merchant should use 40 pounds of coffee worth $3.00 per pound and 160 pounds of coffee worth $3.25 per pound to make the desired blend.

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Team rise over run gathered 20 1/2 pounds of wood in 1/2 an hour. What was their speed in pounds per hour

Answers

20 1/2 lbs per 1/2 hr, 1/2 hr x 2 = 1 hr
20 1/2 lbs x 2 = 41lbs per her

41 lbs/hr for this answer

Evaluate the numerical expression.
4/3 - (-3/4)

Answers

4/3 - (-3/4)

4/3 + 3/4

16/12 + 9/12

25/12 = 2 1/12

Hope I helped :)
This should be right, I just had to do this problem myself:

4/3 - (-3/4)
16/12 - (-9/12)
25/12
Since it doesn't say "Simplify" you would leave it at 25/12 instead of simplifying it to 2 1/12. Hope this helps!

Parallel to[tex]y= \frac{3}{4} x-4 [/tex]; through (-4,1)

Answers

Answer:  " y = [tex] \frac{3}{4} [/tex] x + 4 " .
_________________________________________________
Explanation:
_________________________________________________
We are given an equation in "slope intercept form" ; that is; in the form of :

"y = mx + b" ;  in which "y" in isolated on the left-hand side of the equation; with "no-coefficient" (except for the "implied coefficient" of "1");  

                      in which: "m" is the slope of the line; and the coefficient of "x";  and "b" is the "y-intercept" (or the value of the "y-coordinate" of the graph when "x = 0" ;  
______________________________________________
  We are given:  " y = [tex] \frac{3}{4} [/tex]x − 4 " ;  
 
in which the slope; "m", is "[tex] \frac{3}{4} [/tex]" .

Since we want to write the equation, in slope-intercept form, for the line PARALLEL to the given line; we known that the "line" that is "parallel" will have the same slope".

So we can write:  " y = [tex] \frac{3}{4} [/tex] x + b" .  

Note that we are instructed to find the "parallel line" that passed through:

 "(-4, 1)" ; 
______________________________________________________
So, in the aformentioned equation, we substitute "-4" for "x" ; and "1" for "y"; to solve for "b" ;
______________________________________
   y = [tex] \frac{3}{4} [/tex] x + b ;

   1  =  [tex] \frac{3}{4} [/tex] * -4  + b ;

→  1 = -3 + b ;

↔ b + (-3) = 1 ;    

↔ b − 3 = 1 ;  

Add "3" to each side of the equation:

b − 3 + 3 = 1 + 3 ;

→ b = 4  .  
______________________________
Now, since we now that "b" is "positive 4" ; we can write the equation of the parallel line:

" y = [tex] \frac{3}{4} [/tex] x + 4 " .
__________________________________________________

A recipe calls for 3/4 cup of flour, but Kelli has only 1/3 cup of flour. How much more flour does she need?

Answers

she needs 3/4 - 1/3   cups

LCD of 3 and 4 is 12 so convert the fractions to 12th's:-

3/4 - 1/3  = 9/12 - 4/12  = 5/12

She needs another 5/12 of a cup of flour , Answer.

What did I do wrong. I thought it was 15

Answers

its not 15 isnt it 10
I think it is A.) 10 because the zebra ran 40 miles in 1 hour but the Gazelle ran about 50 per hour. I say this because based off of the graph the Gazelle ran 25 miles in .5 hours or 30 minutes so I would assume it ran 50 miles in one hour.... I hope you understand it better

Mr Leonard wants to top-up his central heating oil tank.

The oil tank can take up to 1200 litres of oil. There are already 450 litres of oil in the tank.

The price of oil is 81.5p per litre. As a loyal customer, Mr Leonard gets a 7.5% discount on the price of the oil.

How much discount does Mr Leonard get on this purchase? Give your answer in £

Answers

Answer:

The discount is 4584.375 p.

Step-by-step explanation:

Given :  The oil tank can take up to 1200 litre of oil. There are already 450 litres of oil in the tank.

The price of oil is 81.5p per litre . As a loyal customer, Mr Leonard gets a 7.5% discount on the price of the oil.

To find : How much discount does Mr Leonard get on this purchase?

Solution :

First we find out the number of litre required in the tank

Total capacity of tank = 1200 litre of oil

There are already 450 litres of oil in the tank.

The required oil is = 1200 L – 450 L = 750 L

The price of oil is 81.5 p per litre.

i.e, 1 liter oil price is = 81.5 p

For 750 liter oil price is = [tex]81.5\times 750=61125p[/tex]

There is 7.5% discount on the price of oil.

i.e, [tex]61125\times\frac{7.5}{100}=4584.375[/tex]

The discount is 4584.375 p.

The discount Mr Leonard receives on his purchase is  £45.84.

What is a discount?

A discount is a reduction in the price of a good or service. After a discount, the price of an item becomes cheaper.

What is the discount on the purchase?

Quantity of oil that would be bought = capacity of the oil tank - oil already in the tank

1200 - 450 = 750 liters

Total cost of the 750 liters = total liters to be bought x cost per liter

750 x 81.5 = 61,125 p =£611.25

Value of the discount = 7.7% x £611.25 = £45.84

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plz help me on this
I will make it Brainliest if you get it right

A farmer estimates that he has 9,000 bees producing honey on his farm. The farmer becomes concerned when he realizes the population of bees seems to be decreasing steadily at a rate of 5% per year. If the number of bees in the population after x years is represented by f(x), which statements about the situation are true? Check all that apply.



The function f(x) = 9,000(1.05)x represents the situation.


The function f(x) = 9,000(0.95)x represents the situation.


After 2 years, the farmer can estimate that there will be about 8,120 bees remaining.


After 4 years, the farmer can estimate that there will be about 1,800 bees remaining.


The domain values, in the context of the situation, are limited to whole numbers.


The range values, in the context of the situation, are limited to whole numbers.

Answers

When you multiply a positive number by 0.95, the product is smaller than the number.
The function is

f(x) = 9000(0.95)^x

Choice A is false.
Choice B is true.

At 2 years, x = 2
f(x) = 9000(0.95)^x
f(2) = 9000(0.95)^2 = 8122.5

Choice C is true.

At 4 years, x = 4.
f(4) = 9000(0.95)^4 = 7331

Choice D is false.

The domain values, in the context of the situation, are limited to whole numbers.
You can calculate what the bee population will be after 5.5 years.
The domain can include numbers that are not whole numbers.

Choice E is false.

The range values, in the context of the situation, are limited to whole numbers.
The range is the number of bees alive. That has to be a whole number since you can't have a fraction of a bee alive.

Choice F is true.

Which algebraic expression is in simplest form? Explain 5x - 4 + 6y or 4x + 8 - x or 3(7+y) or 12n - n

Answers

5x-4+6y, because y and x are different letters and 4 is alone

Find the slope and the y-intercept of the equation.

-3x + 9y = 18

Answers

Put this in y-intercept form.

9y=3x+18
y=1/3x+2
Slope is 1/3
Y-Intercept is 2

Amanda's poster is 0.85 meter long. Orlando's poster is 0.55 meter less than 1 meter long. Which expression shows the difference in the lengths of the posters?

Answers

The expression shows the difference in the lengths of the posters will be  0.85 - ( 1 - 0.55). The correct option is A.

What is an expression?

Expression in maths is defined as the collection of numbers variables and functions by using signs like addition, subtraction, multiplication, and division.

Numbers (constants), variables, operations, functions, brackets, punctuation, and grouping can all be represented by mathematical symbols, which can also be used to indicate the logical syntax's order of operations and other features.

Given that Amanda's poster is 0.85 meters long. Orlando's poster is 0.55 meters less than 1 meter long.

Amanda's poster = 0.85 meters long

Orlando's poster = 0.55 meter less than 1 meter long: 1 meter - 0.55 meter = 0.45 meter

Orlando's poster = 0.85 - (1 - 0.55)

Therefore, the expression shows the difference in the lengths of the posters will be  0.85 - ( 1 - 0.55). The correct option is A.

The complete options are given below:-

A.0.85 - ( 1 - 0.55).

B. -0.85 + ( 1 - 0.55).

C. -0.85 - ( 1 - 0.55).

D. 0.85 + ( 1 - 0.55).

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The difference in lengths of the posters is 0.40 meters, calculated as [tex]\( |1 - 0.55 - 0.85| = 0.40 \)[/tex].

Step 1:

Find the length of Orlando's poster:

Orlando's poster is 0.55 meters less than 1 meter. Subtract 0.55 meters from 1 meter.

[tex]\[ \text{Length of Orlando's poster} = 1 - 0.55 \][/tex]

Step 2:

Calculate the difference in lengths:

Subtract the length of Amanda's poster (0.85 meters) from the length of Orlando's poster obtained in step 1.

[tex]\[ \text{Difference in lengths} = \text{Length of Orlando's poster} - \text{Length of Amanda's poster} \][/tex]

Step 3:

Perform the calculation:

[tex]\[ \text{Difference in lengths} = (1 - 0.55) - 0.85 \][/tex]

Step 4:

Simplify the expression:

[tex]\[ \text{Difference in lengths} = 0.45 - 0.85 \][/tex]

[tex]\[ \text{Difference in lengths} = -0.40 \][/tex]

Step 5:

Since negative length doesn't make sense, take the absolute value:

[tex]\[ \text{Difference in lengths} = |-0.40| = 0.40 \][/tex]

Step 6:

Conclusion:

The difference in lengths of the posters is 0.40 meters.

Sweet t has 2 orange picks for every green pick . If 6 picks are green, how many are orange

Answers

There are 12 orange picks

There would be 12 orange picks. It's a 2:1 ratio.

I need to know how to evaluate this question

Answers

1.) 2+8*5-1+3
     2 +  ∨     ∨
     2+ 40-1+3
            ∨
         2+ 39
            ∨
            41+3=44. 



3.)  7+3-1-21/7
                 ∨
7  + 3 - 1 -  3
   ∨
 10 - 1- 3
     ∨
    9-3=6. hope that helped.

A baker has 88 chocolate cookies and 66 vanilla cookies. What is the greatest number of identical cookie bags that can be made without any cookies leftover? A) 8 B) 11 C) 16 D) 22

Answers

i believe it will be D) 22. I say this because if you:

88/8 = 11 bags

66/6 = 11 bags

When you add them up, you get 22

HURRY PLEASE
What is the product? 7⋅(−4)⋅(−6) −168 −3 17 168

Answers

The product of 7⋅(−4)⋅(−6) from the information illustrated is D. 168.

How to calculate the product?

It should be noted that the product of a number simply means the multiplication of the numbers that are given.

This is quite a straightforward question. The product will be:

= 7⋅(−4)⋅(−6)

It should be noted that (-) × (-) = +

Therefore, 7⋅(−4)⋅(−6)

= 7 × 4 × 6

= 168

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Alex has 175 baseball cards. Rodney has 3 times as many baseball cards as Alex. How many fewer cards does Alex have than Rodney?

Answers

Since Alex has 175 baseball cards, and Rodney has 3 times as much, we could easily turn that into an equation.

175 * 3 = 525

Now, just subtract the amount of cards Alex has from the amount Rodney has.

525 - 175 = 350

Hope this helps! :)

How can the vertical number line be used to add or subtract

Answers

A vertical number line resembles a thermometer. It emphasizes that we count up in the number system.  Vertical number lines are just alternative way to look at the numbers.

This is commonly used in adding or subtracting

For example: 5 – 3

5 is the start, the sign determines whether you go down or go up, the minus sign denotes down then so the last number denotes how many steps you are going down where you land is the answer. The same goes with addition but instead of down, the plus sign denotes going up.

Answer:

noooooooooooooooooooo

One pound of swordfish costs as much as 1.5 pounds of salmon. Mrs. O pays $39 for 2 pounds of salmon and 3 pounds of swordfish. Find the ratio of the amount of money Mrs. O pays for the swordfish to the amount of money she pays for the swordfish.

Answers

The ratio of the amount of money Mrs. O pays for swordfish to the amount she pays for salmon is 9:4, after calculating the price per pound based on the given information and the total paid.

The question involves finding the ratio of the amount of money Mrs. O pays for swordfish to the amount she pays for salmon. However, there seems to be a typo as the question asks for the ratio of the amount paid for swordfish to the amount paid for the same swordfish. We will resolve this by providing the correct ratio of the money paid for swordfish to the money paid for salmon.

Let us denote the price per pound of salmon as Ps. Given that "One pound of swordfish costs as much as 1.5 pounds of salmon", the price per pound of swordfish can be represented as 1.5Ps. We know Mrs. O pays $39 for 2 pounds of salmon and 3 pounds of swordfish combined.

Using this information, we can calculate the price Mrs. O paid for salmon:
Ps * 2 pounds of salmon. Similarly, the price for swordfish is: 1.5Ps * 3 pounds of swordfish.

Now we need to solve for Ps using the equation: 2Ps + (1.5Ps * 3) = $39. This simplifies to 2Ps + 4.5Ps = $39, resulting in 6.5Ps = $39. Dividing both sides by 6.5 gives us Ps = $6. Hence, Mrs. O pays $6 per pound for salmon.

Therefore, Mrs. O pays 2 * $6 = $12 for salmon and 3 * (1.5 * $6) = 3 * $9 = $27 for swordfish. The ratio of the money paid for swordfish to the money paid for salmon is $27 to $12, which simplifies to 9:4.

what is adding and subtracting decimals

Answers

.01 + .01 = .02

.01 - .01 = .00

Adding and subtracting decimals are easy to understand you are just adding a decimal point

For example, 2 plus 2 equals 4

2.0 plus 2.0 equals 4.0

What is the solution to -√90 to the nearest integer?

A) 3
B) -5
C) 7
D) -9

Answers

D) -9 becase non of hte other numbers are close to -90 but 9*9 is 81 so ya
D is the answer! -9.48683 is the number is the solution, but rounded to the nearest integer, it would be -9! Hope this helped!

Paula is planning a party. Her mother bought a package of 50 little toys to give the guests as party favors. Paula plans to invite 10 friends to her party. If the toys are equally divided among the friends, how many toys will each friend receive?

Answers

I think the answer you are looking for is 50/10=5 toys each

Answer:

I believe the answer would be 5 toys soo yeah.

Step-by-step explanation:


The height h, in inches, of the juice in the pitcher shown at the right is a function of the amount of juice j, in ounces, that has been poured out of the pitcher. write a function rule that represents this situation. what is the height of the juice after 47oz have been poured out?

Answers

The pitcher shown has a height of 10 inches and a volume of 64 oz. The pitcher has a shape of cylinder and the volume formula of cylinder is:

V = π r^2 h

So given volume and height, we can find for the radius:

64  = π r^2 (10)

r = 1.427

 

So for a 47 oz volume is poured out, what remains is:

V remain = 64 oz – 47 oz = 17 oz

 

So the height at a volume of 17 oz is:

17 = π (1.472)^2 h

h = 2.66 inches

To determine a function rule between the height of the juice and the amount poured out, we need additional specifics such as initial height and pitcher capacity. Without this, we cannot define the exact function or determine the juice height after pouring out 47 ounces.

To write a function rule that represents the relationship between the height of juice h in the pitcher and the amount of juice j poured out, we need additional information about the initial height of the juice when the pitcher is full and its capacity. Without this information, we cannot construct an exact function. Generally, if 'H' is the initial height and 'C' is the capacity of the pitcher in ounces, then the function could look something like h = H - (k x j), where 'k' is a constant that converts ounces to inches based on the shape of the pitcher.

Regarding the second part of the question, without a specific function or more information about the pitcher, we cannot determine the height of the juice after 47 ounces have been poured out.

Which set of x- and y-values represents a function

Answers

if Im correct I believe the answer is the last one

There are 8 peaches in the basket. Mrs Dalton puts 7 more peaches in the basket. Complete the addition sentence to find how many peaches are in the basket now.

Answers

8 + 7 = 15
15 peaches are now in the basket
there are eight peaches in the basket. your problem should look like this 


                                              8
                                            +7
                                       -----------
              8+7= 15
so it should look like this:     8
                                           +7
                                    -------------
                                           15
hope this helps.

Vivek graphs the equation y = 1/4x^2 and y = -1/2x + 2 to solve the equation 1/4x^2 = -1/2x + 2. His graph is shown below.

What are the solutions of 1/4x^2 = -1/2x + 2?

A.) -4 and 2

B.) -4 and 1

C.) 0 and 4

D.) 1 and 4

Answers

Answer: Using the graph to find the solution of the given equation, the solutions are:

Option A.) -4 and 2



Solution:

The solutions in the graph are the values of "x" where the curves intercept. In this case the curves intercept at x=-4 and at x=2, then the solution of the equation are -4 and 2

answer and b please!!

Answers

$33.33 would be the cut each of them get

Estimate the product 879x8

Answers

7032 is the answer I hope it helps you
To estimate it, you just have to think. 879 is basically 900. 9 x 8 is 72 and then annex the two zeroes, getting roughly 7,200.

How much work does it take to lift a box weighing 78.6 pounds straight up four feet?

Answers

do you think it is 78.6 x 4 =314.4?

Answer:

19.65 because you divide 78.6 by 4

Step-by-step explanation:

Because you divide 78.6 by 4  hope it helps someone even though its late

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