Thread: Math help with block
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Old 08-23-2013, 05:14 AM
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eparys
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Originally Posted by PaperPrincess View Post
If you want to start with a 13.5" block, each of the 4 half square triangles will need to be 7 inches. So I would cut 8 inch squares, make the hst blocks, trim down a bit to 7". When you join the two 7" blocks, you loose a half inch in the seam (two 1/4" seams). The result is 13.5". Not sure what rule of thumb you are looking for. Something about the pinwheel block or the recut disappearing 9 patch??
I agree - 8" would give you some wiggle room to nicely square up the HSTs to 7". Then you should be good to go to cut and re-arrange as you wish.
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