Check sibling questions

Ex 11.3, 1 (ii) - Chapter 11 Class 9 Surface Areas and Volumes

Last updated at May 29, 2023 by

Ex 13.7, 1 - Chapter 13 Class 9 Surface Areas and Volumes - Part 2

Learn in your speed, with individual attention - Teachoo Maths 1-on-1 Class

Book a free demo

Transcript

Ex 11.3 , 1 Assume = 22/7 , unless stated otherwise. Find the volume of the right circular cone with (ii) radius 3.5 cm, height 12 cm Here, r = 3.5 cm and h = 12 cm Volume of the cone = 1/3 r2h = 1/3 22/7 3.5 3.5 12 cm3 = 1 22/7 35/10 35/10 4 cm3 = 1 22 5/10 35/10 4 cm3 = 154 cm3

Ask a doubt
Davneet Singh's photo - Co-founder, Teachoo

Made by

Davneet Singh

Davneet Singh has done his B.Tech from Indian Institute of Technology, Kanpur. He has been teaching from the past 13 years. He provides courses for Maths, Science, Social Science, Physics, Chemistry, Computer Science at Teachoo.