Classifying Triangles

Select all of the right triangles.

• 
• 
• 
• 

Select all of the acute triangles.

• 
• 
• 
• 

In an acute triangle, all of the angle measures are less than ___ degrees.

Classify the following Triangle

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

• Equilateral
• Isosceles
• Scalene
• Right

.
.
.
.
What is the name of this kind of triangle?

• Right
• Isosceles
• Scalene
• Equilateral

Classify the following triangle based on the angles.

• Isosceles

• Obtuse

• Scalene

• Acute

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

Classify this triangle.

• A
• B
• C
• D

Classify the following triangle based on the angles.

• Scalene

• Right

• Obtuse

• Acute