here are the photos to help explain.
issue is resolved, make the cut line on the drawn line, (stitch 1/4 inch to the right of the line) or make the squares larger. thanks all.
2 strips sewn together
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the square added,..(i used a cut one for the photo, but you get the idea)
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sewn and opened....too short!
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the correct size block, bottom right corner done badly, yes.
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