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Question 26
A man travels 15 km towards east, then turns right and travels 20 km.Hethen turnsleft
and travels 30 km.Finally, he takes a right turn and covers 40 km.Theshortest distance between the starting point and the destination is:
Solution
apply pythagores theorem
$$hyp^2 = height^2 + base^2$$
$$hyp^2 = 60^2 + 45^2$$
hyp = 75 km
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