Explore and learn about the features and properties of a right triangle in this lesson. Includes examples and practice questions.

A reference guide to isosceles triangles. It provides a definition and interactive animated activity that enhances further explanation. Includes links to related topics.

Students will learn how to apply the properties and characteristics of all triangles to solve real-world problems and identify and use the unique characteristics of right, isosceles, equilateral, acute, obtuse, and scalene triangles.

Learn about equilateral, right angle, and isosceles triangles on this site. Learn how they work, terms, tricks and examples. .

This task asks students to examine three triangles in the coordinate plane and explain why they are isosceles triangles. Aligns with 8.G.B.8.

This geometry lesson defines equilateral, isosceles, and scalene triangles, and has a variety of exercises, including drawing exercises.

Practice problem worksheets are available for students needing to study basic terms relating to triangles and other math concepts.