rose206
rose206 rose206
  • 06-07-2018
  • Mathematics
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choixongdong
choixongdong choixongdong
  • 06-07-2018
a) <WZY = 1/2(75) = 37.5°

b) Area of circle = pi r^2 = 3.14 (4^2) = 50.24

Area of sector formed by <WXY:
75/360 = x/50.24
x = 50.24 x 75 / 36
x = 10.5 square feet

answer
10.5 square feet
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