+0  
 
0
593
1
avatar

what's the radius of a circle with area 615

 Dec 21, 2016
 #1
avatar+502 
0

Ok so first of all write the equation for the area of the circle

 

Area=pie*(radius)^2

Now subtitute the values

615=pie*(radius)^2

615/pie=radius^2

sqrt(615/pie)=radius

radius=13.9 or if 1 d.p then 14

 Dec 21, 2016

3 Online Users

avatar
avatar