Q. The area of a circle is 616 cm². Its circumference is:
β
Correct Answer: (C)
88 cm
Explanation: r² = 616 × 7/22 = 196 ⇒ r = 14 cm. Circumference = 2 × 22/7 × 14 = 88 cm.
Explanation by: Mr. Dubey
r² = 616 × 7/22 = 196 ⇒ r = 14 cm. Circumference = 2 × 22/7 × 14 = 88 cm.