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ABCD is trapezium in which AB"||"CD. If ...

ABCD is trapezium in which `AB"||"CD`. If `AD =BC`, show that `angleA=angleB` and `angleC and angleD`.

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VGS PUBLICATION-BRILLIANT-QUADRILATERALS-EXERCISE
  1. State whether the statements are True or False. (v) Every rhombus is...

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  2. State whether the statements are True or False. (vi) All parallelogr...

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  3. ABCD is trapezium in which AB"||"CD. If AD =BC, show that angleA=angle...

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  4. The four angles of a quadrilateral are in the ratio 1: 2:3:4. Find the...

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  5. ABCD is a rectangle AC is diagonal. Find the nature of DeltaACD. Give ...

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  6. Cut out a parallelogram from a sheet of paper again and cut along one ...

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  7. Show that the diagonals of a rhombus divide it into four congruent tri...

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  8. If a quadrilateral ABCD, the bisector of angleC angleD intersect at O....

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  9. Show that each angle of a rectangle is a right angle.

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  10. Show that the diagonals of a rhombus are perpendicular to each other.

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  11. In a parallelogam ABCD, if the diagonal AC bisects the angle A, then A...

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  12. Show that the diagonals of a rectangle are of equal length.

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  13. Show that the angle bisectors of a parallelogram form a rectangle.

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  14. Show that the diagonals of a square are equal and right bisectors of e...

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  15. Show that the diagonals of a rhombus divide it into four congruent tri...

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  16. bar(AB) and bar(DC) are two parallel lines and a transversal l ,inters...

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  17. The opposite angles of a parallelogram are (3x-2)^(@) and (x+48)^(@). ...

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  18. Find the measure of all the angles of a parallelogram, if one angle is...

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  19. In the adjacent figure ABCD is a parallelogram and E is the midpoint o...

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  20. In the adjacent figure ABCD is a parallelogram P and Q are the midpoin...

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