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Calculate the area of a regular pentagon with the side length 12 m

Calculate the area of a regular pentagon with the side length 12 m
asked 216k views
15 votes
Calculate the area of a regular pentagon with the side length 12 m

asked
User HongyanShen
by
7.9k points

2 Answers

5 votes

Answer:

I think the answer is 144 m

Explanation:

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answered
User Superlime
by
7.9k points
4 votes
A=1
45(5+25)a2=1
4·5·(5+2·5)·122≈247.74875m²

Therefore your answer is A≈247.75m²

:3
answered
User Teddy
by
8.0k points
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