Classifying Triangles Sides and Angles

Identify the triangle by its sides and angles

• Right Isosceles

• Right Scalene

• Right Equilateral

Look at the diagram. Which word completes the diagram?

b

Irregular

Straight

Scalene

Slanted

Match the following triangle with the correct classification

• Isosceles right

• 
• Scalene obtuse

• 
• Isosceles acute

• 
• scalene right

• 
• equalateral acute

• 

Identify the triangle by its sides and angles

• Equilateral

• Obtuse Equilateral

• Acute Equilateral

• Acute Isosceles

• A
• B
• C
• D

• A
• B
• C
• D

• A
• B
• C
• D

What type of triangle has all sides of equal length?

• Equilateral Triangle

• Scalene Triangle

• Isosceles Triangle

• Right Triangle

Use the sides to identify the triangle

0 sides the same - scalene triangle

2 sides the same - isosceles triangle

3 sides the same - equilateral triangle

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

• Right Isosceles triangle

• Acute Scalene triangle

• Obtuse scalene triangle

• Equilateral triangle