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How to solve it the the composite area

How to solve it the the composite area-example-1
User Gang
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1 Answer

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area of the bottom square part is 10 x 14 = 140 square mm

area of the top rounded part is half a circle
area of a circle = PI x r^2
r = 14/2 = 7
area = 3.14 x 7^2 = 153.86

1/2 circle = 153.86 / 2 = 76.93

total area = 140 + 76.98 = 216.93 square mm


User Jeremy Lavine
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