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Dawson14
Dawson14 Dawson14
  • 22-02-2017
  • Mathematics
Answered

Please help if u can

Please help if u can class=

Verified Answer :

apologiabiology
apologiabiology apologiabiology
  • 22-02-2017

half circle so 1/2 times area

area=pir^2
d/2=r
d=5
5/2=2.5=r

area=pi2.5^2=6.25pi=19.625
times 1/2 to find half area
1/2 times 19.625=9.8125
hundreth
9.81 m²

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