Construction of Equilateral Triangles
Construct an equilateral triangle ABC, given that AB = 5cm.
1. Draw a line segment AB = 5cm.
2. With A as centre and radius 5 cm, draw an arc above AB.
3. With B as centre and radius 5 cm, draw another arc, cutting the previous arc at C.
4. Join AC and BC.
ABC is the required triangle.