Discover the classifications of triangles and learn how to classify triangles by sides and angles. Explore the properties of scalene, isosceles, equilateral, acute, obtuse, and right triangles.

There are six different types of triangles. The triangle names are obtuse, acute, right, isosceles, scalene, and equilateral triangles.

What is an isosceles triangle? Learn the isosceles triangle definition, the properties of isosceles triangles, and view examples of isosceles triangles.

Acute triangle sides can differ, and they fall into three categories; equilateral triangles, isosceles triangles, and scalene triangles. An is a triangle with all sides equal.

Isosceles Triangle: Triangles are two-dimensional closed figures, bounded by three sides. We may classify triangles on the basis of their internal angles and the measure of their sides. An isosceles …

Learn how to find the area of an isosceles triangle. Discover the isosceles triangle formula and use it to calculate unknown side lengths of an isosceles triangle.

Learn how to identify scalene, isosceles, and equilateral triangles from coordinates, and see examples that walk through sample problems step-by-step for you to improve your math knowledge and skills.

Learn what a vertex angle of an isosceles triangle is with our 5-minute video lesson! View clear examples and test your knowledge with a quiz for practice.

Learn how to classify triangles from their diagrams and see examples that walk through sample problems step-by-step for you to improve your math knowledge and skills.

The longest side of an acute isosceles triangle is 8 centimeters. Rounded to the nearest tenth, what is the smallest possible length of one of the two congruent sides?