Classify Triangles Acute Right Obtuse

Classify the triangle by angles and sides.

• Obtuse Scalene

• Obtuse Isosceles

• Right Scalene

• Acute Isosceles

Classify the triangle by angles and sides.

• Equiangular Equilateral

• Right Isosceles

• Right Scalene

• Acute Isosceles

• acute

• obtuse

• right

Classify this triangle by its sides and angles. 

• right isosceles

• acute scalene

• obtuse scalene

• acute isosceles

Select the letter that represents  an obtuse scalene triangle. 

• A

• B

• C

• D

Which type of triangle is pictured?

• Equilateral Triangle

• Right Isosceles Triangle

• Obtuse Scalene Triangle

• Obtuse Equilateral Triangle

Name this triangle

• A

• B

• C

• D

Classify this triangle by its angles.

• right

• equiangular

• acute

• obtuse

Classify this triangle by its sides and angles. 

• obtuse scalene

• right isosceles

• obtuse isosceles

• acute isosceles

Select the letter that represents a right isosceles triangle. 

• A

• B

• C

• D