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Anastaziya [24]
3 years ago
6

The perimeters of the square and the regular pentagon are equal. A square with side lengths of 3x + 3. A pentagon with side leng

ths of x + 8.
Mathematics
1 answer:
Elena-2011 [213]3 years ago
8 0

Answer:

60

Step-by-step explanation:

Since the perimeters are equal then:

(3x + 3) * 4 = (x + 8) * 5

12x + 12 = 5x + 40

7x = 28

x =4

Perimeter of square = (3*4 + 3) * 4 =

(12 + 3) * 4 = 60

Perimeter of pentagon = (4 + 8) * 5 =

(12) * 5 = 60

The answer is 60

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The arms pants were measured, in centimeters, for 12 students. The results are shown below​
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<u>Step-by-step explanation:</u>

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3 years ago
Which property of equality accurately completes Reason C?
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The property of equality thatt accurately completes Reason C is the subtraction Property of Equality

<h3>What is subtraction property of equality?</h3>

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Based on the information, the property of equality thatt accurately completes Reason C is the subtraction Property of Equality.

Learn more about equality on:

brainly.com/question/401435

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Use the figure and flowchart proof to answer the question.

Which Property of equality accurately completes Reason B?

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B). Divison Property of Equality

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<span>


8*2*8+8*8*4=384 


i hope it correct</span>
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3 years ago
Read 2 more answers
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