3
x2 +y2 = R2 =16 = radius 2 R = 4
X2 + y2 = 100 = r2 r = 10
If that equals 16 then the radius is 4
x2 + y2 = 144 = radius squared radius = sqrt (144) = 12 diameter = 2 x radius = 24
8
8
Type your answer here. Find the radius for a circle with the equation x2 plus y2 equals 9? ..
X2 or 2 times x?
7
4
3
Radius = 1111
9
8
7
x2 +y2 = R2 =16 = radius 2 R = 4