Question

I need help with this perimeter

Answer 1

The length of that semi circle is 6pi. So the perimeter should be 6pi + 24

Answer 2

42.85 cm

Explanation:

Step 1: Find the perimeter of the semicircle

Perimeter of a semi circle: 1/2π * d

1/2π * 12

18.85

Step 2: Find the total perimeter

6 + 10 + 8 + 18.85

42.85

Answer: 42.85 cm