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A child has strayed from his path while coming home from the school. Hefirst goes 3 kms towards south from his school and then moves 5 kmstowards east. He again moves 3 kms towards north and then goes 2 kmstowards west. How far is his school situated from home? |
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Answer» Given: A child has STRAYED from his path while coming home from the school. He first goes 3 kms towards south from his school and then moves 5 kms towards east. He again moves 3 kms towards north and then goes 2 kms towards west. To find: How far is his school situated from home? Solution: From given, we have, A child first goes 3 kms towards south from his school and then moves 5 kms towards east. He again moves 3 kms towards north and then goes 2 kms towards west. Consider the ATTACHED figure while going through the following steps. From figure, it's CLEAR that a child almost forms a rectangular path. Let "x" be the DISTANCE between the school and the home. Thus, x = 5 - 2 = 3 km. The TOTAL distance covered = 3 + 5 + 3 + 2 = 13 km The displacement = 3 km. |
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