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प्रश्न
The adjacent sides of a parallelogram are 5 cm and 9 cm. Its perimeter is ______.
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उत्तर
The adjacent sides of a parallelogram are 5 cm and 9 cm. Its perimeter is 28 cm.
Explanation:
Perimeter of a parallelogram = 2(Sum of lengths of adjacent sides)
= 2(5 + 9)
= 2 × 14
= 28 cm
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संबंधित प्रश्न
Given a parallelogram ABCD. Complete each statement along with the definition or property used.
- AD = ______
- ∠DCB = ______
- OC = ______
- m∠DAB + m∠CDA = ______
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The adjacent figure HOPE is a parallelogram. Find the angle measures x, y and z. State the properties you use to find them.
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PQRS is a parallelogram whose diagonals intersect at M.
If ∠PMS = 54°, ∠QSR = 25° and ∠SQR = 30° ; find :
(i) ∠RPS
(ii) ∠PRS
(iii) ∠PSR.
In parallelogram ABCD, E is the mid-point of AD and F is the mid-point of BC. Prove that BFDE is a parallelogram.
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(iv) ∠ADC = 90°
(v) ∠A = 90°
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If opposite angles of a quadrilateral are equal, it must be a parallelogram.
