What is the total surface area of a sphere with a radius of 7 cm?

Practice Questions

1 question
Q1
What is the total surface area of a sphere with a radius of 7 cm?
  1. 49π
  2. 98π
  3. 144π
  4. 196π

Questions & Step-by-step Solutions

1 item
Q
Q: What is the total surface area of a sphere with a radius of 7 cm?
Solution: The total surface area of a sphere is given by SA = 4πr². Here, r = 7, so SA = 4π(7)² = 196π.
Steps: 6

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