Types of Triangles: Acute and Obtuse

Learn what acute and obtuse triangles are, their properties, and key formulas for working with them in math.

What is an acute triangle? - Definition, Types & Resources

Types of Triangles (Right, Acute, Obtuse) #1 *Free* by The CDN Teacher

How to find if acute / obtuse triangles are congruent

Types of angles, Types of Triangles

Identifying Triangles: Right Triangles, Worksheet

Types of Triangles: Acute and Obtuse

TYPES of TRIANGLES

Lesson Explainer: Pythagorean Inequality Theorem

Identifying Acute, Obtuse and Right Triangles, Geometry