Question

Using definite integration, area of the circle x² + y² = 49 is _______.

Answer 1

Using definite integration, area of the circle x² + y² = 49 is 49π sq.units.

Explanation:

Area of the circle x² + y² = r² is πr² sq.units.

Here, r² = 49

∴ Required area = 49π sq.units.