Laineyburrough09 Laineyburrough09
  • 11-08-2017
  • Mathematics
contestada

The area of a semicircle is A=1/2(3.14)r^2 solve for r

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choixongdong
choixongdong choixongdong
  • 11-08-2017
A=1/2(3.14)r^2 
2A = 3.14 r^2
r^2 = (2A)/3.14
r = sqrt (2A/3.14)

hope it helps

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