Analyse the surface area of the sphere — task. Maths CBSE Mentoring, Class 9 Mentoring product.

Assertion (A): If the radius of the sphere is doubled, then the surface area of the sphere is given by the formula \(16 \pi r^{2}\).

Reason (R): The surface area of the sphere increases quadratically with the radius.

Assertion(A) is true but reason(R) is false
Both assertion(A) and reason(R) are true but reason(R) is not the correct explanation of assertion(A)
Both assertion(A) and reason(R) are true and reason(R) is the correct explanation of assertion(A)
Assertion(A) is false but reason(R) is true

Did you find an error?

6. Analyse the surface area of the sphere