45-45-90 Right Triangle – GMAT Geometry Guide

45-45-90 Right Triangle – GMAT Geometry Guide

45-45-90 Right Triangle Another of the commonly tested triangles on the GMAT is the 45-45-90, also known as the isosceles right triangle. Know that term, as it could appear by name in a question. As shown in the above diagram, the side lengths of this triangle always...