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Question 74
Mamatha is walking towards North. After walking 4 kins, she turns right and then walks for 3 kms. Now how far and in which direction is she from the starting point.
Solution
by applying pythagores theorem
$$hypote^2 = b^2Â +Â l^2$$
$$hypote^2 = 3^2 + 4^2$$
hypoteuse = 5 km NE
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