Solve =pi*15*15*32/pi*3*3*8

$$= \frac { \pi \times 15 \times 15 \times 32 } { \pi \times 3 \times 3 \times 8 }$$

Evaluate

$$100$$

Solution Steps

Cancel out 3\times 3\times 8\pi in both numerator and denominator.

$$4\times 5\times 5$$

Multiply 4 and 5 to get 20.

$$20\times 5$$

Multiply 20 and 5 to get 100.

$$100$$

Factor

$$2^{2}\times 5^{2}$$