434,924 views
17 votes
17 votes
HELP ASAP PLS the area of the circle is 64 pi square cm what is the radius of the circle in cm

User Jeremy Stanley
by
2.5k points

1 Answer

14 votes
14 votes

Answer:

8cm

Step-by-step explanation:

let radius of circle be r

area of circle = 64π cm^2

π×r^2=64π

r^2=64 (cancel out π from both side)

r=√64 ( square root both side to remove the power from r)

r=8 cm

User Jeremy Wadhams
by
3.4k points