Answer: d
Step-by-step explanation:
Find the area of the rectangle.

Find the area of the base of the semicircle.

12 in would be the diameter, divide by 2 to get the radius.

Plug this into the formula.

Since we do not have a full circle but a semi one instead, we must divide our result by 2.

Add both areas.
180+56.52=236.52
The answer is 7 1/4
Or 29/4 as an improper fraction
Answer:
go back and try agian good
Step-by-step explanation:
The answer is 18.
I hope this helps :D