Question

In Construction of triangle ABC where AB = 3 cm, BC = 5 cm, and ∠ABC = 60°, which side must be drawn first as the base?

Options

• AB or BC

• AC

• A line of any length, then measure 3 cm on it

• The shortest side (AB)

Answer 1

AB or BC

Explanation:

Either AB or BC can be used as the base since the required angle is at vertex B, which is common to both sides.