Question

How do I find the area of a regular pentagon?

Answer 1

Any information about the regular pentagon given?

Answer 2

The full question was Find the area of a regular pentagon with side 6 cm.

Answer 3

given the measure of the side (s) , we can find the area.

from the center to the vertex of the regular pentagon, we can make 5 equilateral triangles,therefor the formula will,.

area = 5 (1/2bh)

Answer 4

Area of regular pentagon with side a
\[\frac{5a^2}{4}\tan(54)\]

Answer 5

54 in degrees

Answer 6

Wwell the possible answers are
76.6 cm^2, 61.9 cm^2 ,45.2 cm^2, or 123.9 cm^2

Answer 7

61.9

Answer 8

are you allowed to use calculator?

Answer 9

therefor the area = 5(1/2 (6)(3sqrt3)

Answer 10

Yes I can use a calculator but I'm still confused on finding how to do it

Answer 11

thank you for all the help everybody by the way its appreciated