Q2
2. The vertices of a triangle are (1, k), (4, 3) and ( 9, 7). If the area of triangle is 15 sq. units, then find the value(s) of k.
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https://www.meritnation.com/ask-answer/question/if-k-vertices-of-a-triangle-are-1-3-4-p-and-9-7-and/coordinate-geometry/10167221
https://www.meritnation.com/ask-answer/question/if-k-vertices-of-a-triangle-are-1-3-4-p-and-9-7-and/coordinate-geometry/10167221