60 Degree Triangle
A 60 Degree Triangle is one where all angles are the same and all sides are the same length. It is also called an Equilateral Triangle.
Half Square Triangle (HST)
The Half Square Triangle (HST) is one of the more basic units in quilting. It is a triangle made from a perfect square cut on the diagonal.
All of our patterns that have "HST" in the name are shapes that have been made from a Half Square Triangle, ie; parallelogram, trapezoid, ect...
Isosceles Triangles are ones that have have at least two equal sides
A Triangle where on corner is a Right Angle. To use in opposite corners just Mirror the pattern