Constructing an equilateral triangle

Constructing an equilateral triangle also known as drawing an equilateral triangle using only a straightedge and a compass is what I will show you here

Step #1:

Take your ruler and a pencil and construct a segment of any length on a piece of paper as shown below

Constructing an equilateral triangle: step 1
Then, you will try to set your compass opening to match the length of segment AB

Take your compass. Make your sure that the pencil is included in it.

Put the needle of the compass at endpoint A and adjust your compass so that the tip of your pencil touches endpoint B

Step #2:

Put the needle of your compass at A and draw an arc


Constructing an equilateral triangle: step 2
Put the needle of your compass at B and draw an arc


Constructing an equilateral triangle: step 3
The two arcs should meet as shown below:


Constructing an equilateral triangle: step 4
Step #3:

Draw the segments from the two endpoints to the point where the two arcs intersets


Constructing an equilateral triangle: step 5
Related topics:

Constructing an isosceles triangle








Page copy protected against web site content infringement by Copyscape

Recent Articles

  1. Average age word problem

    Aug 09, 16 01:40 PM

    Average age of Dipu and Apu is 22 years. Average age of Dipu and Tipu is 24 years. Age of Dipu is 21 years. What are the ages of Apu, and tipu ? Let

    Read More



New math lessons

Your email is safe with us. We will only use it to inform you about new math lessons.