Classifying Triangles

Look at the sides of this triangle. What type of triangle is this?

• Equilateral
• Isosceles
• Scalene
• Obtuse

Look at the sides of this triangle. What type of triangle is this?

• scalene
• acute
• equilateral
• isosceles

Look at the sides and angles of this triangle. Which type of triangle is pictured?

• Equilateral Triangle
• Right Isosceles Triangle
• Obtuse Scalene Triangle
• Obtuse Equilateral Triangle

Look at the sides and angles of this triangle. Which type of triangle is pictured?

• Equilateral Triangle
• Scalene Triangle
• Isosceles Triangle
• Right Triangle

Classify this triangle.

• A
• B
• C
• D

Look at the sides and angles of this triangle. Which type of triangle is pictured?

• A
• B
• C
• D

Classify by its angles.

• acute
• equiangular
• right
• obtuse

Tags

CCSS.4.G.A.2

Classify the following triangle in as many ways as possible. 

• Isosceles, Acute
• Isosceles, Obtuse
• Scalene, Obtuse
• Equilateral, Acute

Tags

CCSS.4.G.A.2

Find the measure of each angle indicated. 

• 139°
• 66°
• 138°
• 116°

• acute
• obtuse
• right
• equiangular

Tags

CCSS.4.G.A.2