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The perimeters of the square and the regular pentagon are equal.

The perimeters of the square and the regular pentagon are equal.
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The perimeters of the square and the regular pentagon are equal.

The perimeters of the square and the regular pentagon are equal.-example-1
User Vijay Kumar Rajput
by
7.5k points

2 Answers

0 votes

Answer:

D) 60

Explanation:

User Christopher Werby
by
8.9k points
3 votes
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





User Tom Potter
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