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In Figure, if tangents PA and P B are dr...

In Figure, if tangents `PA and P B` are drawn to a circle such that `/_A P B=30^0` and chord `A C` is drawn parallel to the tangent `P B ,` then `/_A B C=` `(a) 60^0` `(b) 90^0` `(c) 30^0` (d) None of these

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Two tangent segments P A and P B are drawn to a circle with centre O such that /_A P B=120^circ . Prove that O P=2\ A P .

In Figure, If /_A B C=45^0, then /_A O C= (a) 45^0 (b) 60^0 (c) 75^0 (d) 90^0

In Figure, P A and P B are tangents to the circle with centre O such that /_A P B=50^@ . Write the measure of /_O A B .

If A B ,\ B C\ a n d\ C D are equal chords of a circle with O as centre and A D diameter, then /_A O B= (a) 60^0 (b) 90^0 (c) 120^0 (d) none of these

In Figure, A B is a diameter of the circle such that /_A=35^0a n d\ /_Q=25^0, find /_P B R

In a A B C , if /_A=60^0,\ /_B=80^0 and the bisectors of /_B\ a n d\ /_C meet at O , then /_B O C= (a) 60^0 (b) 120^0 (c) 150^0 (d) 30^0

In a A B C , if A B=A C\ a n d\ B C is produced to D such that /_A C D=100^0, then /_A= (a) 20^0 (b) 40^0 (c) 60^0 (d) 80^0

If A ,\ B ,\ C are three points on a circle with centre O such that /_A O B=90^0 and /_B O C=120^0, then /_A B C= (a) 60^0 (b) 75^0 (c) 90^0 (d) 135^0

In a rhombus A B C D , if /_A C B=40^0, then /_A D B= (a) 70^0 (b) 45^0 (c) 50^0 (d) 60^0

A B C D is a parallelogram, M is the mid-point of B D and B M bisects /_B . Then, /_A M B= 45^0 (b) 60^0 (c) 90^0 (d) 75^0

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