What is the circumference and area of this circle? (Use 3.14 for pi)
1 answer:
Circumference = 2*pi*r
= 2 * 3.14 * 7
= 43.96 cm
Area = pi * r^2 (pi times radius squared)
= 3.14 * 7^2
= 3.14 * 49
= 153.86 cm^2 (153.86 square centimeters)
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