What is a half square triangle?
Half square triangle units are squares made up of two 90 degree triangles. Each triangle occupies half of the square’s space. One favorite is this technique, where two squares of fabric are sewn together twice diagonally. When cut apart, the pair produces two identical HSTs.
What is the size of a half square triangle?
The formula for cut size of a square to make a pieced square of half-square triangles is: side of square + 7/8 (e.g. finished square = 2, cut size of square is 3 3/8). Draw diagonal line on wrong side of lighter square.
How do you make half square triangles from charm squares?
Take one Dark and one Light and on the wrong side of the Light, draw in the diagonal. 2. Place it right sides together with the remaining Dark and stitch a scant 1/4″ either side of the line. You now have two half square triangles!
What is HST in sewing?
The HST, or Half Square Triangle, is an essential building block used in many traditional quilt designs. We love to make a bunch and have fun arranging them in our favorite designs! This Sewing 101 is perfect for both traditional and modern quilters – and instructions are given for 5” finished squares.
How to make 3 finished half square triangles?
For example: 1 Let’s say you want to make 3” finished half-square triangles. 2 Add ⅞” to your 3″ measurement. (Your total is now 3⅞”). 3 Multiply your total of 3⅞” by 2. (That equals 7¾”). 4 7¾” squares are the size needed to make your 3” finished half-square triangles.
How to make small triangle units for quilts?
When making small triangle-square units, try sewing seams a ‘scant’ 1/4″ from the center line. In other words, a tiny bit closer to the center. Pair the marked square with a darker square of the same size, edges matched and right sides together. Secure patches with straight pins.
How do you cut a ruler out of a tube?
Laying the tube flat, place your ruler with the 3” marking on your seam on one side of the tube. Cut the end off and then make one cut on the other side. Flip the ruler around to the other side, and lining the 3” marking with the opposite seam and the edge of the ruler with the left side, make one cut on the right side.
How do you cut a square of fabric?
Use scissors or rotary cutting equipment to cut through both layers of the square on the marked center diagonal. Place the half square units on your ironing board, the side with the darkest fabric up. Open up one unit and press carefully, moving the iron into the seam that separates the dark half from the light half.