Posted by Grace on Tuesday, July 31, 2012 at 8:14pm.
The radius of the small circle A is onehalf the radius of the large circle B.WHat is the ratio of the area of the small circle to the area of the large circle?

Math  Reiny, Tuesday, July 31, 2012 at 10:18pm
Why not just pick two values of r
say: r = 3 and r = 6
area of small = 9π
area of larger = 36π
You will find that the ratio of small circle : large circle = 1 : 4 , no matter what numbers you pick

Math  Yo, Thursday, July 28, 2016 at 5:27pm
Pick any two number to workout
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