Classify Right, Acute, Obtuse by Sides

Classify this triangle by its sides and angles. 

• right scalene

• obtuse equilateral

• right isosceles

• obtuse isosceles

Classify this triangle by its sides and angles. 

• obtuse scalene

• equilateral equiangular

• right isosceles

• obtuse equilateral

Classify this triangle by its sides and angles. 

• right isosceles

• acute scalene

• obtuse scalene

• acute isosceles

Classify each triangle by its angles and sides.

• Acute, Isosceles

• Obtuse, Isosceles

• Right, Scalene

• Equiangular, Equilateral,

• Acute, Scalene

If QN bisects ∠PQR and N is the midpoint of PR. classify ∆PRT by its angles and sides.

• Acute, Isosceles

• Obtuse, Isosceles

• Right, Scalene

• Equiangular, Equilateral,

• Obtuse, Scalene

Classify each triangle by its angles and sides.

• Acute, Isosceles

• Obtuse, Isosceles

• Right, Scalene

• Equiangular, Equilateral,

• Right, Isosceles

A triangle has sides of 4 cm, 7 cm, and 6 cm. Classify the triangle by its angles.

• acute

• obtuse

• right

• Not a triangle

A triangle has sides of 41 cm, 9 cm, and 40 cm. Classify the triangle by its angles.

• acute

• obtuse

• right

• Not a triangle

A triangle has sides of 16 m, 12 m, and 20 m. Classify the triangle by its angles.

• acute

• obtuse

• right

• Not a triangle

A triangle has sides of 8 cm, 12 cm, and 15 cm. Classify the triangle by its angles.

• acute

• obtuse

• right

• Not a triangle