Types of Triangles

Are Triangles polygons?

Students will learn to recognize and classify different kinds of triangles.

Triangles can be classified according to the lengths of their sides

Triangles are polygons, they can be regular or irregular.

Multiple Choice

Based on the side lengths of this triangle, what classification would it belong to?

• Scalene

• Isosceles

• Equilateral

Multiple Choice

Based on the side lengths of this triangle, what classification would it belong to?

• Scalene

• Isosceles

• Equilateral

Multiple Choice

Based on the side lengths of this triangle, what classification would it belong to?

• Scalene

• Isosceles

• Equilateral

Triangles can be classified by the measurement of their interior angles.

The interior angles always adds up to 180°

Multiple Choice

Based on the angle measures of this triangle, what classification would it belong to?

• Right Triangle

• Acute Triangle

• Obtuse Triangle

Multiple Choice

Based on the angle measures of this triangle, what classification would it belong to?

• Right Triangle

• Acute Triangle

• Obtuse Triangle

Multiple Choice

Based on the angle measures of this triangle, what classification would it belong to?

• Right Triangle

• Acute Triangle

• Obtuse Triangle

Triangles are typically classified by both their angle measure and their side lengths.

Multiple Choice

Classify the triangle buy it's angle measures and it's side lengths.

• Right Isosceles Triangle

• Obtuse Isosceles Triangle

• Acute Scalene Triangle

• Equilateral Triangle

Multiple Choice

Classify the triangle buy it's angle measures and it's side lengths.

• Rigth isosceles triangle

• Obtuse scalene triangle

• Acute scalene triangle

• Equilateral triangle

Multiple Choice

Classify the triangle buy it's angle measures and it's side lengths.

• Right isosceles triangle

• Obtuse scalene triangle

• Acute Scalene triangle

• Equilateral triangle