Question

I is the incentre of triangle ABC in which angle A=80 then angle BIC=

Answer 1

hey first tell is it in a circle

Answer 2

Answer:

130°

Step-by-step explanation:

as we know incentre is a meet point of all the angle bisectors

then BIC= 90°+∠A/2

BIC=90°+80°/2

BIC=130°