The tangents at two points A and B on th...

The tangents at two points A and B on the circle with centre O Intersects at P, If in quadrilateral `AOBP, /_AOB: /_APB= 5:1`, then measure of `/_APB `is:

A

`30^@`

B

`60^@`

C

`45^@`

D

`15^@`

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A

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