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1 vote
Find the surface area of the ball
shown. Use 3.14 for a.
Radius is 16 cm

User Jawher
by
7.9k points

2 Answers

2 votes

Ball is sphere

  • r=16cm

SurfAce area:-

  • 4πr^2
  • 4π(16)^2
  • 4π(256)
  • 1024πcm^2
  • 3215.36cm^2
User Cherrywoods
by
7.8k points
9 votes

Answer:

Formula

Surface area of a sphere:


\sf SA=4\pi r^2 (where r is the radius)

Given information


\pi = 3.14

r = 16

Final solution

Substitute given values into the equation and solve:


\sf \implies SA=4 \cdot 3.14 \cdot 16^2


\sf =3215.36 \ cm^2

User ArtDijk
by
7.9k points

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