Mathematics 7>Chapter 12 - Quadrilaterals>Exercise>Q 1

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All squares are trapeziums.

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Important Questions on Quadrilaterals

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Mathematics 7>Chapter 12 - Quadrilaterals>Exercise>Q 2

Explain how a square is a quadrilateral.

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Mathematics 7>Chapter 12 - Quadrilaterals>Exercise>Q 2

Explain how a square is a parallelogram.

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Mathematics 7>Chapter 12 - Quadrilaterals>Exercise>Q 2

Explain how a square is a rhombus.

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Mathematics 7>Chapter 12 - Quadrilaterals>Exercise>Q 2

Explain how a square is a rectangle.

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Mathematics 7>Chapter 12 - Quadrilaterals>Exercise>Q 3

In a rhombus $A B C D, ∠ C B A = 40 °$ . Find the other angles.

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Mathematics 7>Chapter 12 - Quadrilaterals>Exercise>Q 4

The adjacent angles of a parallelogram are $x °$ and $(2 x + 30) °$ . Find all the angles of the parallelogram.

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Mathematics 7>Chapter 12 - Quadrilaterals>Exercise>Q 5

Explain how $D E A R$ is a trapezium. Which of its two sides are parallel?

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Mathematics 7>Chapter 12 - Quadrilaterals>Exercise>Q 6

$B A S E$ is a rectangle. Its diagonals intersect at $O$ . Find $x$ , if $O B = 5 x + 1$ and $O E = 2 x + 4$ .

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