Arrange the angles of the triangle from smallest to largest in the triangle. where the sides are AB = 7 cm, AC = 8 cm, BC = 9 cm.

A, B, C B, A, C C, B, D C, B, A

C, B, A

We have a concept, Angle is directly proportional to opposite side length So,  ∠C < ∠B < ∠A