Question

Two chords AB and CD of a circle with centre O intersect at P. If ∠APC = 40°. Then the value of ∠AOC + ∠BOD is

A) 50° B) 60° C) 80° D) 120°

Answer 1

Answer:

80 degree

Step-by-step explanation:

Answer 2

Answer:

80 degree

Step-by-step explanation:

Please see the image attached

angle subtended at the centre . =  2* angle subtended at the arc