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प्रश्न
To get from point A to point B you must avoid walking through a pond. You must walk 34 m south and 41 m east. To the nearest meter, how many meters would be saved if it were possible to make a way through the pond?
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उत्तर
In the right ∆ABC,
By Pythagoras theorem
AC2 = AB2 + BC2
= 342 + 412
= 1156 + 1681
= 2837
AC = `sqrt(2837)`
= 53.26 m
A one must walk (34m + 41m) 75m to reach C.
The difference in Distance = 75 – 53.26
= 21.74 m
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