The difference between the circumference and the radius of a circle is 37 cm. What is the area of the circle?
Q1. The difference between the circumference and the radius of a circle is 37 cm. What is the area of the circle?
Answer: 154 cm²
Explanation: 2πr − r = 37 → r(2π − 1) = 37 → r = 7 cm; area = πr² = π × 49 ≈ 154 cm².