Special Right Triangles: 45-45-90 and 30-60-90 Rules
The 45-45-90 and 30-60-90 special right triangles: side ratios, where they come from, how to find missing sides, exact trig values and practice problems.
Tag: special right triangles
Read article → Special Right Triangles: 45-45-90 and 30-60-90 Rules