Classifying Triangles

​Classifying Triangles (by Angles)

Multiple Choice

In an ______________ triangle, all three angles are less than 90 degrees.

• acute

• right

• obtuse

• 360 degrees

Multiple Choice

What kind of triangle is this?

• acute

• right

• obtuse

• 360 degrees

​Classifying Triangles (by Sides)

Multiple Choice

What is the name of this kind of triangle?

• Isosceles

• Scalene

• Equilateral

Multiple Choice

Classify the triangle by angles and sides.

• Right Scalene
• Acute Isosceles
• Obtuse Isosceles
• Equiangular Equilateral

Multiple Choice

Identify the triangle by its sides and angles.

• Obtuse Equilateral

• Obtuse Isosceles

• Isosceles

• Acute Scalene

Multiple Choice

Identify the triangle by its sides and angles

• Right Isosceles

• Right Scalene

• Right Equilateral