Nuances

0c271a7c4869f89f9dd1277e13614d10
WWwhyy? I would like to finish the calculations...
bd4602a3c9d35552527efb5fe40e4b1e
I'll go behind the mirror...
f0ff382b9811b0bb2f051658cd82aade
It depends on the opening angle of the arch...
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Need to do some calculations though...