jekahiballs
jekahiballs
09-04-2018
Mathematics
contestada
how to solve it the the composite area
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musiclover10045
musiclover10045
09-04-2018
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
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