I don't understand why the answer is 1 and not 2. If you plug1 in the area and circumference do not equal the same thing.Although it does with 2...

The question is:

For what nonzero value of r, the radius, is thecircumference of a circle numerically equal to its area?

The question is:

For what nonzero value of r, the radius, is thecircumference of a circle numerically equal to its area?