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Smita moved some distance towards North. She then took a left turn and moved 4 km ahead. She is 5 km from her initial position. How much distance she moved towards the North?

Smita moved some distance towards North. She then took a left turn and moved 4 km ahead. She is 5 km from her initial position. How much distance she moved towards the North? Correct Answer 3 km

Drawing the diagram according to the given information,

[ alt="F1 T.D Pallavi 14-11-2019 D14" src="//storage.googleapis.com/tb-img/production/19/11/F1_T.D_Pallavi_14-11-2019_D14.png" style="width: 324px; height: 274px;">

Distance she moved towards north = √52 - 42 = √9 = 3 km.

Hence, “3 km” is the correct answer.

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