Question

answer for 15 points. find ∠ABC​

Answer 1

Step-by-step explanation:

Angle A = 45° (VOA)

Angle B = 180-105=75°

Angle C = 180-(75+45) [ angle sum property] = 60

Answer 2

Step-by-step explanation:

angle abc =45 (vertically opposite angles are equal)

45 + x=105 (exterior angle property)

thus x =60