Question

Find the curved surface area of a sphere with radius 7 cm

Answer 1

Answer:616 sq cm

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Step-by-step explanation:

the Surface Area of a Sphere with radius r equals 4πr2

so, given r is 7 cm

then, A =  4π * 7 ^2 = 616 sq cm

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Answer 2

Step-by-step explanation:

c. s. a of sphere

$4\pi \: {r}^{2}$

r=7cm

4(22/7)(7)^

4(22)(7)

88(7)

616cm^