In ∆ ABC, ∠ B = 55° and ∠ C = 65°. Then the measure of an exterior angle of ∆ ABC cannot be ………………. .
A. 125°
B. 120°
C. 115°
D. 110°
Answer:D
In ∆ ABC, ∠ B = 55° and ∠ C = 65°. Then the measure of an exterior angle of ∆ ABC cannot be ………………. .
A. 125° B. 120° C. 115° D. 110°