Question

If m is the center of a semi circle what is the perimeter of the figure shown above?

A) 16+2pi
B) 16+4pi
C) 30
D) 24+2pi

Answer 1

D

Step-by-step explanation:

add all the know sides 8+8+3+5=24

perimeter of half a semicircle=circumference of half a semicircle

if circle is C=π×d

than semi C=1/2×d×π

C=½×4×π

C=2pi

so 24+2pi