Answer:
189.25
Explanation:
multiply 15 by 10 to find area of rectangle.
The area of rectangle is 150.
To find area of semicircle 1/2(pi r^2)
divide 10 by 2 to find radius, which is 5
area of semicircle would be 39.27
add 150 to 39.27
the answer is 189.27
189.25 is close enough so that is answer