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in Coordinate Geometry by (29.9k points)
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The points P(0,6), Q(-5,3) and R(3,1) are the vertices of a triangle, which is 

(a) equilateral 

(b) isosceles 

(c) scalene 

(d) right-angled

1 Answer

+1 vote
by (30.3k points)
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Best answer

Correct answer is (d) right - angled

Let P(0,6), Q(-5,3) and R(3,1) be the given points. Then,

Thus, PQ2 + PR2 = QR2

Therefore, \(\triangle PQR\) is right-angled.

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