In this post, we will show you how to remove the green triangle in Excel. A green triangle is a small marker that appears in the upper-left corner of a cell, signaling a potential issue with the ...

So, the two red triangles are not congruent; nor are the two dark green triangles. Sleazy. Euclid can rest in peace. Thanks to Andre Routh for this explanation. The paradox is originally due to Paul ...