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प्रश्न
A man goes 12m due south and then 35m due west. How far is he from the starting point.
उत्तर
In right triangle SOW
By using Pythagoras theorem, we have
`OW^2=WS^2+SO^2`
=`35^2+12^2`
=`1225+144`
=`1369`
`∴ OW^2=1369`
⟹ 𝑂𝑊 = 37 𝑚
Hence, the man is 37 m away from the starting point.
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