Constructing Triangles

A triangle has three sides and three angles

To Construct a Triangle ...

... we need to know:

• Two Angles and One Side, or
• One Angle and Two Sides, or
• Three Sides

When we only know three angles we don't know how large the triangle is.

Examples

There are several examples on the Constructions page.

Also see how to Construct A Triangle With 3 Known Sides.

And how to Construct An Equilateral Triangle.