Question

The surface area of a sphere of radius 21 cm is. *

1 point​

Answer 1

HOPE IT HELPS_______________

Answer 2

Step-by-step explanation:

volume of surface= 4/3πr cube

where r=21cm

now, from formula

4/3×22/7×21×21×21

4×22×21×21

=38808cm cube

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