## Grayfox5 Group Title A circular disc has a diameter of 24 centimeters. What is the area of the disc? 2 years ago 2 years ago

144pi

2. rulnick Group Title

144 pi cm^2, because area = pi d^2 / 4 and d = 24 cm.

or... simply A=pi(r^2) and r=d/2

4. rulnick Group Title

In decimal, that's about 452.4 cm^2.

5. ChrisS Group Title

$\pi*r^{2}$ $\pi*12^{2}$ $144\pi$