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Line segments AB and CD intersect at O satistfy AC||DB. If `angleCAB=45^@` and `angleCDB=45^@` also find `angleBOD` is

A

`100^@`

B

`80^@`

C

`135^@`

D

`90^@`

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MODERN PUBLICATION-LINES AND ANGLES-EXERCISE
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  2. If the sides of a triangle are produced in order, then the sum of the ...

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  5. In fig. what is x iin terms of x and y?

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  6. In fig. what is y in terms of x?

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  7. In fig. what is the value of x?

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  8. In fig. if BP||CQ and AC=BC, then the measure of x is

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  10. Prove that if one angle of a triangle is equal to the sum of the other...

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  11. An exterior angle of a triangle is less than either of its interior op...

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  12. The angles of a triangle are in the ratio 5:3:7. the triangle is

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  13. If one of the angles of a triangles is 130^@, then the angle between t...

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  14. In the given figure POQ is a line. The value of x is

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  15. Angles of a triangle are in the ratio 2:4:1 smallest angle of the tria...

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  16. In fig. PQ||ST=110^@, and angleRST=130^@, find angleQRS

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  17. Which type of angle has measure greater than 180^@ but less than 360^@...

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  18. In the fig. find x and y if x-y=70^@

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  20. Two lines are respectively perpendicular to two parallel lines. Show t...

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