Question

In a circle with centre P ,ab is minor arc R is any point on major arc. if angle arb is equal to 80 degree then find angle apb

Answer 1

Answer:

160°

Step-by-step explanation:

According to the theorem "the angle subtended by an arc at the centre is double the angle subtended by it at any point on the remaining part of the circle."

So here, in circle with centre P,

So angle APB=2(ARB)

=2(80)

=160°

HOPE IT HELPS!!

Answer 2

Answer:

80°

hope this is helpful for you.