Question

Find the surface area of a sphere whose radius in 7 cm

Answer 1

Answer:

Surface area of sphere(SA)=4×pi×r×r

given r=7cm

then SA=4×3.14×49=615.44sq.cm

Answer 2

Answer:

Answer is 616 Sq. cm.

Step-by-step explanation:

Use the formula of surface are of sphere

i.e.4 pie r square