SOLUTION: Circle A has an area nine times that of circle B. How many times longer is the diameter of circle A than the radius of circle B.

Question 1105673: Circle A has an area nine times that of circle B. How many times longer is the diameter of circle A than the radius of circle B.
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
Circle A has an area nine times that of circle B. How many times longer is the diameter of circle A than the radius of circle B.
------------
9x area --> 3x radius
================
Diameter of A is 3x diameter of B = 6 times the radius of B.
==> 5 times longer.
Not 6 times longer, 5 times longer.

RELATED QUESTIONS
the area of larger circle A is 16 times greater than smaller circle B. The radius of... (answered by Alan3354)

A large circle has 81 times the area of a small circle. If the radius of the large circle (answered by Greenfinch)

Circle O (not shown) has an area of 81π square units. Circle P had a radius that is 2... (answered by Boreal,ikleyn)

if a circle has an area of 914 cm how long is the radius and... (answered by Alan3354)

A circle has an area of 25 pie cm squared. If a circle was drawn within that circle the... (answered by Fombitz)

Given two circles, the larger one has a diameter that is thrice that of the smaller... (answered by Alan3354)

The area of circle B is 121 times greater than the area of circle A. The radius of circle (answered by stanbon)

Two circles share the same center. The larger circle has a radius twice that of the... (answered by ikleyn,Alan3354)