Quilt 101: Half Square Triangle (HST) Block
You will need (2) fabric squares, marking pen, ruler. Sewing machine and rotary cutter (not shown)
1
Place fabric squares on top of each other with right sides together
2
On the wrong side of the lightest fabric, draw a line diagonally from corner to corner
3
Stitch 1/4” either side of the drawn line
4
(contrasting thread used to show the stitching lines)
5
Cut squares apart on the drawn line
6
Open half square triangle block and press seam towards to darkest fabric
7
Trim block on 2 sides to your finished size using the markings on your ruler to keep block straight
8
Rotate block 180 degrees and trim remaining 2 sides. Use ruler markings to check block is straight.
9
Explore more Jumprope
Want to create? It’s fast, easy, free & open to anyone.
Learn more.
More than 50,000 step-by-step guides to learn how to do anything.