Question

in triangle ABC, angleA=30degree and angleB=60degree.identify the shortest and longest sides of the triangle.

Answer 1

the side which is opposite to the least angle will be the shortest side and the side which is opposite to the greatest angle will be the largest side
sum of angles in a triangle is 180°, therefore angleC will be 90°
for the given question the answer will be
side opposite to angleA is BC (shortest side)
side opposite to angleC is AB (greatest side)

hope it helps