The Half Square Triangle The half square triangle (HST) is a versatile piecing method that forms to create so many quilt blocks. We’ll explore several easy blocks using the half square triangle to close out National Quilting Month. Choose your favorite and make a table runner with pretty quilting. HALF SQUARE TRIANGLE FAQS What is a half-square triangle? It’s a square quilt block made of two triangles, pieced along the long triangle edge. This edge is cut on the bias, making it a bit stretchy and unwieldy to sew. It’s easiest to sew two at a time from two fabric squares, and then cut after sewing is complete. How many…