Steps of Construction:
Construct a line segment BC = 5cm
Considering B as centre and radius equal to BC, construct an arc
Considering C as centre and same radius, construct another arc which cuts the previous arc at the point A
Join the line AB and AC
Therefore, △ ABC is the required equilateral triangle,
![](https://www.sarthaks.com/?qa=blob&qa_blobid=16396600205178340975)