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प्रश्न
Identify all the quadrilaterals that have four right angles
उत्तर
Square and rectangle are the quadrilaterals that have 4 right angles.
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संबंधित प्रश्न
All squares are not parallelograms.
Explain how a square is a quadrilateral
Explain how a square is a parallelogram
Explain how a square is a rhombus.
Explain how a square is a rectangle
In a quadrilateral ABCD, AB = AD and CB = CD.
Prove that:
- AC bisects angle BAD.
- AC is the perpendicular bisector of BD.
In square PQRS :
(i) if PQ = 3x – 7 and QR = x + 3 ; find PS
(ii) if PR = 5x and QS = 9x – 8. Find QS
PQRS is a square whose diagonals PR and QS intersect at O.M is a point on QR such that OQ = MQ. Find the measures of ∠MOR and ∠QSR.
In a parallelogram PQRS, M and N are the midpoints of the sides PQ and PS respectively. If area of ΔPMN is 20 square units, find the area of the parallelogram PQRS.
In a parallelogram PQRS, T is any point on the diagonal PR. If the area of ΔPTQ is 18 square units find the area of ΔPTS.
