Respuesta :
Two formulas here:
Area = πr²
Circumference = 2πr
So first we solve for r from area:
25π = πr²
25 = r²
r = 5
So we know that radius is 5 cm.
Now substitute r to 5 in circumference formula:
C = 2π(5) = 10π
Final answer: 10π cm
Hope this helps.
Area = πr²
Circumference = 2πr
So first we solve for r from area:
25π = πr²
25 = r²
r = 5
So we know that radius is 5 cm.
Now substitute r to 5 in circumference formula:
C = 2π(5) = 10π
Final answer: 10π cm
Hope this helps.