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Sagot :
Ball is sphere
- r=16cm
SurfAce area:-
- 4πr^2
- 4π(16)^2
- 4π(256)
- 1024πcm^2
- 3215.36cm^2
Answer:
Formula
Surface area of a sphere:
[tex]\sf SA=4\pi r^2[/tex] (where r is the radius)
Given information
[tex]\pi[/tex] = 3.14
r = 16
Final solution
Substitute given values into the equation and solve:
[tex]\sf \implies SA=4 \cdot 3.14 \cdot 16^2[/tex]
[tex]\sf =3215.36 \ cm^2[/tex]
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