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in Determinants by (49.9k points)
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Find the area of the triangle whose vertices are P(0, 0), Q(6, 0) and R(4, 3)

1 Answer

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Best answer

P(1, 1), Q(2, 7) and R(10, 8)

On further calculation

= 1/2 (18 – 0)

So we get

= 9 sq. units

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