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प्रश्न
Identify all the quadrilaterals that have four right angles
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उत्तर
Square and rectangle are the quadrilaterals that have 4 right angles.
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संबंधित प्रश्न
All rectangles are squares
All squares are rhombuses and also rectangles.
Explain how a square is a quadrilateral
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.
Prove that the bisectors of the interior angles of a rectangle form a square.
ABCD is a square. A is joined to a point P on BC and D is joined to a point Q on AB. If AP = DQ;
prove that AP and DQ are perpendicular to each other.
In the given figure AF = BF and DCBF is a parallelogram. If the area of ΔABC is 30 square units, find the area of the parallelogram DCBF.
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.
