Q.4 In ?ABC, $$\angle A = 30° \angle B = 40° and \angle C = 110°$$
In $$\triangle PQR, \angle P = 30°, \angle Q = 40° and \angle R = 110°.$$
A student says that $$\triangle ABC = \triangle PQR$$ by AAA congruence criterion.
Is he justified? Why or why not?