Question

let abc be a triangle with Angle bac = 70 degree and Angle acb = 80 degree f is a point inside the triangle such that Angle fba = fcb = 20degree find Angle afb ​

Answer 1

70° + 80° +x =180° ( angle sum property)

150° + x = 180°

x = 180°- 150°

x = 30°

hope it helps you!!!!!:)