Question 6 Verify Euler’s formula for these solids. (i) In the given figure, No. of faces = F = 5 + 1 + 1 = 7 No. of edges = E = 15 No of vertices = V = 5 + 5 = 10 The Euler formula states that, F + V − E = 2 Putting values 7 + 10 − 15 = 2 17 − 15 = 2 2 = 2 Since L.H.S = R.H.S Hence verified.

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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.

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