kirstyyyx kirstyyyx
  • 23-04-2020
  • Mathematics
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princedavidanicet6
princedavidanicet6 princedavidanicet6
  • 23-04-2020

for the area of the smaller semicircles

area = 1/2 x 3.142 x 5 x 5

area = 39.275cm²

for the larger circle

area = 1/2 x 3.142 x 10x 10

area= 157.1cm²

but since part of it is out and is replaced again

..total area of shaded part is 157.1cm² + 39.275cm² - 39.275cm²

area =157.1cm²

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