Question

If tangents PA and PB from a point P to a circle with centre 0 are inclined to each other at an angle of 80 degree then angle POA is Equal to​

Answer 1

Answer:

50°

Step-by-step explanation:

APB + AOB = 180

AOB = 180 -80 = 100°

POA = 1/2 × AOB

= 1/2 × 100

= 50°