Respuesta :
Answer:
A≈63.62
Step-by-step explanation:
A=πr2
d=2r
Solving forA
A=1 /4 x π x d^2
=1 /4 x π x 92 ≈ 63.61725
Answer:
=63.585
Step-by-step explanation:
A = π r²
9/2=4.5
4.5^2=20.25
20.25x3.14=63.585
Answer:
A≈63.62
Step-by-step explanation:
A=πr2
d=2r
Solving forA
A=1 /4 x π x d^2
=1 /4 x π x 92 ≈ 63.61725
Answer:
=63.585
Step-by-step explanation:
A = π r²
9/2=4.5
4.5^2=20.25
20.25x3.14=63.585