A man goes 15m due west and then 8m due north. How far is he from the starting point?

(a) 7 m   (b) 10 m   (c) 17 m   (d) 23 m

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  1. Class 10
  2. Solutions of Sample Papers for Class 10 Boards

Transcript

Question 35 A man goes 15m due west and then 8m due north. How far is he from the starting point? (a) 7 m (b) 10 m (c) 17 m (d) 23 m Now, This forms a right angled triangle By Pythagoras theorem (Required Distance)2 = 152 + 82 (Required Distance)2 = 225 + 64 (Required Distance)2 = 289 (Required Distance)2 = (17)2 ∴ Required Distance = 17 m So, the correct answer is (c)

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Davneet Singh
Davneet Singh is a graduate from Indian Institute of Technology, Kanpur. He has been teaching from the past 10 years. He provides courses for Maths and Science at Teachoo.