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In a quadrilateral ABCD, AO and BO are t...

In a quadrilateral ABCD, AO and BO are the bisectors of `angle A and angle B` respectively, `angle C = 70^(@) and angle D=30^(@). " Then, " angle AOB=`?

A

`50^(@)`

B

`130^(@)`

C

`80^(@)`

D

`100^(@)`

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A
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RS AGGARWAL-QUADRILATERALS-Multiple Choice Questions (Mcq)
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