Question

15 pionts and brainllest to first answer unless wrong please halp asap

The radius of the semicircle in the following composite figure is 8.5 millimeters. What is the area of the semicircle rounded to the nearest hundredth?




226.87 mm2

907.46 mm2

113.43 mm2

453.73 mm2
thn answer this one 2 please
The radius of the semicircle in the following composite figure is 8.5 millimeters. What is the total area of the composite figure rounded to the nearest hundredth?



257.43 mm2
185.43 mm2
370.87 mm2
298.87 mm2

Answer 1

area of semicircle only = 113.43 mm²

total area = 185.43 mm²

Explanation:

(8.5²)(π)(0.5) = 113.43 mm²

(12)(12)(.5) = 72 mm²

72 + 113.43 = 185.43 mm²

Answer 2

185.43 mm²

Explanation: