A regular pentagon has side lengths of 14.1 centimeters and an apothem with length 12 centimeters. What is the approximate area

Question

3 years ago

8

of the regular pentagon? 288 cm2 342 cm2 432 cm2 691 cm2
EDGE

2 answers:

Margarita [4] · Answer 1 · 2022-08-13T00:17:17+03:00

8 0

Answer:

ss

Step-by-step explanation:

Katena32 [7] · Answer 2 · 2022-08-12T22:36:03+03:00

Katena32 [7]3 years ago

7 0

Answer:

423 cm^2

Step-by-step explanation:

Area of a regular pentagon = Pa/2, where P = the perimeter and a = the apothem.

We can find the perimeter by

P = 5s where s is the side length since the pentagon is regular

P = 5( 14.1)

P = 70.5

A = P*a/2

= 70.5 ( 12)/2

=423 cm^2