Triangle Theorem Breakdown
What Is the 45-45-90 Triangle Theorem and How Does It Work?

Learn the 45-45-90 triangle theorem: equal legs and a hypotenuse equal to leg × √2 in these special right triangles.

Equal Legs Triangle
Are Both Legs Equal in a 45-45-90 Triangle? Explained

Learn why both legs in a 45-45-90 triangle are equal, and how this property defines the isosceles right triangle.

Triangle Ratios Revealed
Why Are 45-45-90 and 30-60-90 Triangles Special for Finding Missing Sides?

Discover why 45-45-90 and 30-60-90 triangles have unique side ratios that simplify solving for missing sides in geometry.

45-45-90 Triangles
Is a 45-45-90 Triangle a Pythagorean Triple?

Explore whether a 45-45-90 triangle qualifies as a Pythagorean triple. Learn the key definitions and concepts in geometry.

Triangle Types Explained
Identifying 30-60-90 and 45-45-90 Triangles: A Quick Guide

Learn how to identify 30-60-90 and 45-45-90 triangles by checking their angles and side ratios.

Triangle Types Demystified
How to Identify 30-60-90 vs 45-45-90 Triangles

Learn how to distinguish between 30-60-90 and 45-45-90 triangles and understand their key properties.

Triangle Symmetry
How to Identify a 45-45-90 Triangle Easily

Learn how to recognize a 45-45-90 triangle and understand its unique properties.