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Classify the triangle with vertices P(2, −2), Q(−2, 1) and R(5, 2).

Class 10Classifying Shapes by CoordinatesGeometry — Coordinates
  • ARight-angled and scalene
  • BScalene with no right angle
  • CRight-angled and isosceles
  • DEquilateral

Step-by-Step Solution

(isosceles) and (right angle at P).
Answer: C) Right-angled and isosceles

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