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Example 7 - The side of an equilateral triangle is 3.5 cm. Find

Example 7 - Chapter 2 Class 7 Fractions and Decimals - Part 2


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Example 7 The side of an equilateral triangle is 3.5 cm. Find its perimeter. Perimeter = Sum of all sides = 3.5 + 3.5 + 3.5 = 3 × 3.5 = 3 × 35/10 = (3 × 35)/10 = 105/10 = 10.5 cm Thus, Perimeter = 10.5 cm

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Davneet Singh

Davneet Singh has done his B.Tech from Indian Institute of Technology, Kanpur. He has been teaching from the past 12 years. He provides courses for Maths, Science, Social Science, Physics, Chemistry, Computer Science at Teachoo.