Question

Maureen's drink coaster has a diameter of 12 centimeters. What is the coaster's area?

Answer 1

Answer: 113.1 cm

Step-by-step explanation:

Answer 2

Area of circle: (pi) * r^2
Find radius: 12/2 = 6
Assuming pi = 3.14
3.14 * 6^2 = 3.14 * 36 = 113.04
The area is 113.04