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Course: Class 10 (OD) > Unit 11

Lesson 5: Surface area and volume of a sphere
Math
Class 10 (OD)
Mensuration
Surface area and volume of a sphere
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Surface area of spheres

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Problem

Find the surface area of a sphere of radius 5.8 cm.
Note: Assume π=227 and report your answer correct to one decimal place.
  • Your answer should be
  • an integer, like 6
  • a simplified proper fraction, like 3/5
  • a simplified improper fraction, like 7/4
  • a mixed number, like 1 3/4
  • an exact decimal, like 0.75
  • a multiple of pi, like 12 pi or 2/3 pi
cm2