79.8k views
2 votes
Please help me in this geometry question (if you answer is Radom you will get reported)

Please help me in this geometry question (if you answer is Radom you will get reported-example-1

2 Answers

5 votes
∠IBD = ∠IDB, if and only if I is the centre of the circle.
The two sides will form the radius, meaning these two angles are equal.

∠BID = ∠FID are equal (opposite angles of a straight line)

∠IDF = ∠IDB (line from the centre bisects the angle; we can also prove this)
User Prnsml
by
7.6k points
6 votes
I think its B,D F,D and C,A. Hope I helped.
User Turion
by
7.8k points