Quilt block cutting calculators
Triangle units are cut from squares, and the square is always a little bigger than the unit by an amount that depends on the method. These calculators give that square for any finished size and count the pieces you need.
Calculators in this section
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Half square triangle calculator
Cutting sizes and counts for half square triangles.
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Flying geese calculator
Cutting sizes and counts for flying geese units.
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Setting triangles calculator
Side and corner triangles for a quilt set on point.
Which calculator do I need?
Does the pattern call for half square triangles? Use the half square triangle calculator, two or eight at a time.
Are you making flying geese? Use the flying geese calculator for the no-waste and the stitch and flip sizes.
Are the blocks set on point? Use the setting triangles calculator for the triangles that fill the edges and the size of the quilt.