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Each of the four angles of a rectangle i...

Each of the four angles of a rectangle is a right angle.

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Consecutive angles of a rhombus are supplementary.
`angle BCD = 180° - angle ABC = 180° - 56° = 124° `
Diagonals of a rhombus bisect the interior angles.
`angle ACD = (angle BCD)/2 = (124°)/2 = 62°`
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RD SHARMA-QUADRILATERALS-All Questions
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  2. A B C D is a rhombus with /A B C=56^0dot Determine /A C Ddot

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  3. Each of the four angles of a rectangle is a right angle.

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  4. Each of the four sides of a rhombus is of the same length.

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  11. Each of the angles of a square is a right angle and each of the four ...

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  12. The diagonals of a rectangle are of equal length.

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  13. If the diagonals of a quadrilateral bisect each other, then the qua...

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  14. A quadrilateral is parallelogram if its opposite angles are equal.

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  15. A quadrilateral is a parallelogram if its opposite sides are equal.

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  16. In Figure, A B C D is a parallelogram in which /A=60^0 . If the bisect...

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  17. In figure, Show that if the diagonals of a quadrilateral are equal and...

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  20. A quadrilateral is a parallelogram, if its one pair of opposite sides ...

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