Answer:
12+8pi in^2
Explanation:
We have a semicircle with radius of 4
A = 1/2 pi r^2
A = 1/2 pi (4)^2
A = 1/2 (3.14) 16
A = 8pi
We also have a triangle with base (4+4) = 8 and a height 3
A = 1/2 bh
A = 1/2 (8)3
A = 12
Add them together
A = 12+8pi in^2