spongebob5391
spongebob5391
30-09-2018
Mathematics
contestada
i need help with #20
Respuesta :
sid071
sid071
30-09-2018
Hey there!
Formula given :
A = πr²
Solve for r
A / π = r²
r = √( A / π )
Hope it helps!
Answer Link
2021crabtree
2021crabtree
30-09-2018
A=pi r^2
sqrt(A)=pi r
sqrt(A)/pi=r
Answer:sqrt(A)/pi=r
(sqrt(A) means the square root of A)
Answer Link
shjondrew
shjondrew
30-09-2018
hope this helps.
i have solved the equation to help you get a better of how to demonstrate this in the future.
Answer Link
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