Question

Find the length of the apothem of a regular pentagon that has a perimeter of 50cm.

Answer 1

Answer is 72
n = 5
a = 10 m
r = 6.88191 m
R = 8.50651 m
A = 172.048 m2
P = 50 m
x = 108 °
y = 72 °

Answer 2

The length would be 72