Learn in your speed, with individual attention - Teachoo Maths 1-on-1 Class
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Last updated at July 4, 2023 by Teachoo
Example 7 What is the circumference of a circle of diameter 10 cm (Take π = 3.14)?Diameter = 10 cm Radius = r = 𝐷𝑖𝑎𝑚𝑒𝑡𝑒𝑟/2 = 10/2 = 5 cm Circumference = 2𝜋r = 2 × 3.14 × 5 = 3.14 × 2 × 5 = 314/100 × 10 = 314/10 = 31.4 cm ∴ Circumference of circle is 31.4 cm