STEP 1: find radius r
To find radius r use formula:
A=4⋅r2⋅π After substituting A=800cm we have:
800cm=4⋅r2⋅π r2⋅π=4800cm r2⋅π=200cm r=π200cm r≈7.9788 STEP 2: find diameter d
To find diameter d use formula:
d=2⋅rAfter substituting r=7.9788cm0 we have:
d=2⋅7.9788 d≈15.9577
This page was created using
Sphere Calculator