A circular Navy emblem has diameter 14 cm. Using pi equals 22 over 7, what is its area?
Q1. A circular Navy emblem has diameter 14 cm. Using pi equals 22 over 7, what is its area?
Answer: 154 square cm
Explanation: Radius is 7 cm, so area is pi r squared. That is 22 over 7 times 49, which equals 154 square cm.