Check sibling questions

Ex 11.3, 1 - Chapter 11 Class 7 Perimeter and Area - Part 3

Introducing your new favourite teacher - Teachoo Black, at only ₹83 per month


Transcript

Ex 11.3, 1 Find the circumference of the circles with the following radius: (𝑇𝑎𝑘𝑒 𝜋=22/7) (c) 21 cm Radius = r = 21 cm Circumference = 2𝜋r = 2 × 22/7 × 21 = 2 × 22 × 3 = 44 × 3 = 132 cm ∴ Circumference of circle is 132 cm

Davneet Singh's photo - Teacher, Engineer, Marketer

Made by

Davneet Singh

Davneet Singh is a graduate from Indian Institute of Technology, Kanpur. He has been teaching from the past 12 years. He provides courses for Maths and Science at Teachoo.