Discussion
Golu started from his house towards North. After covering a distance of 8 km. he turned towards left and covered a distance of 6 km. What is the shortest distance now from his house?
Answer: A
Correct answer: 10 km.
He goes 8 km north, then turns left to go 6 km west. The shortest way home is the hypotenuse: \[ \sqrt{8^2+6^2} = \sqrt{100} = \mathbf{10}\text{ km} \]
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