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प्रश्न
A mason has made a concrete slab. He needs it to be rectangular. In what different ways can he make sure that it is rectangular?
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उत्तर
(i) By measuring each angle - Each angle of a rectangle is 90°
(ii) By measuring the length of the diagonals - Diagonals of a rectangle are equal.
(iii) By measuring the sides of rectangle - Each pair of opposite sides are equal.
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संबंधित प्रश्न
Explain why a rectangle is a convex quadrilateral.
The shorter side of a parallelogram is 4.8 cm and the longer side is half as much again as the shorter side. Find the perimeter of the parallelogram.
In a parallelogram ABCD, the diagonals bisect each other at O. If ∠ABC = 30°, ∠BDC = 10° and ∠CAB = 70°. Find:
∠DAB, ∠ADC, ∠BCD, ∠AOD, ∠DOC, ∠BOC, ∠AOB, ∠ACD, ∠CAB, ∠ADB, ∠ACB, ∠DBC and ∠DBA.
Which of the following statement is true for a rectangle?
It has two pairs of equal sides.
Which of the following statement is true for a rectangle?
Its diagonals are perpendicular and bisect each other.
Which of the following statement is true for a rectangle?
All rectangles are squares.
Which of the following statement are true for a square?
It has all its sides of equal length.
State with Reason Whether the Following Statement is ‘True’ Or ‘False’.
Every rectangle is a parallelogram.
A quadrilateral whose opposite sides and all the angles are equal is a ______.
Every rectangle is a trapezium.
