Question

tell me fast answer of this question friends

Answer 1

85 degree and 50 degree as 85 +45= 130 which prove exterior angle equal to interior opposite angle. and by angle sum property 85 +45 + third angle= 180 hence other angle= 50. so 85 and 50 are required angle

Answer 2

Angle BCA=50 degree
Angle BAC=130-50=80