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Example 9 - Chapter 11 Class 7 Perimeter and Area - Part 2

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Example 9 (ii) Find the area of the following triangles (Fig 11.20) Height = h = OL = 2 cm Base = b = MN = 3 cm Area of ∆ABC = 1/2 × b × h = 1/2 × 3 × 2 = 3 × 1 = 3 cm2 ∴ Area of ∆PQR is 3 cm2

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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 13 years. He provides courses for Maths, Science, Social Science, Physics, Chemistry, Computer Science at Teachoo.