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In a parallelogram, prove that sum of an...

In a parallelogram, prove that sum of any two consecutive angles is `180^@`.

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MBD-Quadrilaterals-Exercise
  1. In Fig. ABCD is a parallelogram in which /DAB = 75^@ and /DBC = 60^@....

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  2. In Fig. . ABCD is a parallelogram and E is the mid-point of side BC...

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  3. In a parallelogram, prove that sum of any two consecutive angles is 18...

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  4. If ABCD is a quad, in which AB || CD and AD = BC. Prove that /A = /B.

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  5. ABCD is a parallelogram. L and M are points on AB and DC respectively ...

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  6. In Fig. ABCD is a parallelogram in which /A = 60^@. If the bisector o...

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  7. PQRS is a parallelogram. PX and QY are respectively, the perpendicular...

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  8. The line drawn through the mid-points of one side of a triangle, paral...

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  9. If there are three parallel lines, and the intercepts made by them on ...

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  10. ABCD is a quadrilateral in which P, Q, R and S are the mid-points of s...

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  11. ABCD is a quadrilateral in which P, Q, R and S are the mid-points of s...

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  12. ABCD is a quadrilateral in which P, Q, R and S are the mid-points of s...

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  13. ABCD is a rhombus and P, Q, R, S are the mid-points of AB, BC, CD and ...

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  14. ABCD is a rectangle and P, Q, R and S are the mid-points of the sides ...

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  15. ABCD is a trapezium with AB II DC, E and F are paints on non-parallel ...

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  16. Match the following : .

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  17. Show that the line segments joining the mid-points of opposite sides o...

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  18. ABC is a triangle right angled at C. A line through the mid-point M of...

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  19. ABC is a triangle right angled at C. A line through the mid-point M of...

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  20. ABC is a triangle right angled at C. A line through the mid-point M of...

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