Daily Archives: March 24, 2015


45-45-90 Right Triangle 1
Right triangles are central to trigonometry. Two special right triangles appear over and over in standardized exams and homework problems. These triangles are “special” because they have simple ratios between the lengths of each side. The first is the 30-60-90 triangle. The 30-60-90 is named after the interior angles of […]

Special Right Triangles   Recently updated !