Originally Posted by
Quilt30
Your border strips are not each 90”. Two sides will be 90” plus 2x whatever the width of the borders. Also she says she only has 1 yd of 42” wide fabric
The strips will have to be pieced together to get an adequate length.
Whether they are cut lengthwise or crosswise from a piece of fabric that is 36 inches long by 42 to 45 inches wide.