web analytics

Ex 13.8, 1 - Find volume of a sphere whose radius is 7 cm - Volume Of Sphere

  1. Chapter 13 Class 9 Surface Areas and Volumes
  2. Serial order wise
Ask Download

Transcript

Ex 13.8 1 Find the volume of a sphere whose radius is 7 cm Radius = 7 cm Volume of sphere = 4/3 πr3 = (4/3×22/7×7×7×7) cm3 = (4/3×22×1×7×7) cm3 = 4312/3 cm3 = 1437.33 cm3 Ex 13.8 1 Find the volume of a sphere whose radius is (ii) 0.63 m Radius = 0.63 m Volume of sphere = 4/3 πr3 = 4/3×22/7×0.63×0.63×0.63 m3 = 4/3×22/7×63/100×63/100×63/100 m3 = 1.0478 m3 = 1.05 m3 (approx.)

About the Author

Davneet Singh's photo - Teacher, Computer Engineer, Marketer
Davneet Singh
Davneet Singh is a graduate from Indian Institute of Technology, Kanpur. He provides courses for Mathematics from Class 9 to 12. You can ask questions here.
Jail