Classifying Triangles

Which type of triangle is pictured?

• A

• B

• C

• D

Which type of triangle is pictured?

• A

• B

• C

• D

An acute triangle has __________ angles that each measure less than 90°.

• one

• two

• three

• four

Classify the triangle by angles and sides.

• Equiangular Equilateral

• All of the above

• Acute Equilateral

• Acute Isosceles

Classify the triangle by angles and sides.

• Obtuse Scalene

• Obtuse Isosceles

• Acute Isosceles

• Equiangular Scalene

What type of triangle has only acute angles and no congruent sides?

• Right Isosceles Triangle

• Obtuse Isosceles Triangle

• Right Scalene Triangle

• Acute Scalene Triangle

What type of triangle has only one right angle and two congruent sides?

• Right Isosceles Triangle

• Obtuse Isosceles Triangle

• Right Scalene Triangle

• Acute Scalene Triangle

Classify the triangle by angles and sides.

• Right Scalene

• Acute Isosceles

• Obtuse Isosceles

• Equiangular Equilateral

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