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In square PQRS the diagonals meet at O. What kind of triangle is POQ?

Class 9Rectangle, Rhombus and SquareGeometry — Quadrilaterals
  • AEquilateral
  • BIsosceles right-angled
  • CObtuse isosceles
  • DScalene right-angled

Step-by-Step Solution

Diagonals of a square are equal and bisect each other, so OP = OQ, and they meet at 90°. △POQ is an isosceles right triangle.
Answer: B) Isosceles right-angled

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