Classify Triangles by Sides and Angles

Classify the triangle by sides and angles (choose two answers).

• Acute triangle

• Obtuse triangle

• Equilateral triangle

• Isosceles triangle

• Scalene triangle

Classify the triangle by sides and angles (choose two answers).

• Right triangle

• Acute triangle

• Obtuse triangle

• Isosceles triangle

• Scalene triangle

Classify the triangle by sides and angles (choose two answers).

• Right triangle

• Acute triangle

• Obtuse triangle

• Equilateral triangle

• Isosceles triangle

A triangle's sides measure 15 inches by 10 inches by 8 inches. It has one angle that measures 120 degrees. Classify the triangle by its sides and angles.

• Right, isosceles

• Equilateral, acute

• Obtuse, scalene

• Scalene, right

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

Name this triangle by its angle and sides.

• acute, scalene

• obtuse scalene

• right, scalene

• right, isosceles

Name this triangle by its angles and sides.

• acute, scalene

• acute, isosceles

• acute, equilateral

• right, scalene

Classify the triangle by sides and angles (choose two answers).

• Acute triangle

• Obtuse triangle

• Equilateral triangle

• Isosceles triangle

• Scalene triangle

Judy bought a new tent for camping. The sides measure 4 ft by 3 ft by 4 ft. All angles are less than 90 degrees. Classify the triangle by its sides and angles.

• Isosceles, obtuse

• Scalene, right

• Equilateral, acute

• Isosceles, acute

An acute triangle has 3 acute angles.

• True

• False