Answer:
185.04 mm
Step-by-step explanation:
The perimeter is 1/2 of the circumference plus the diameter
We need to go around the semicircle on the outside plus across the middle
1/2 C + d
1/2 2*pi * r + 2r
pi *r +2r
3.14 (36) + 2 (36)
113.04+72
185.04
