Classifying Triangles

Triangles can be classified by what? (Choose all that apply)

• Angle Measure

• Congruent Sides

• Side Length

• Degrees Fahrenheit

An _______ triangle has three angles that all measure less than 90°.

• Obtuse

• Equiangular

• Isosceles

• Acute

A _______ triangle has two congruent sides.

• Scalene

• Equiangular

• Equilateral

• Isosceles

An equiangular triangle has...?

• 2 congruent sides

• 3 congruent angles

• no congruent angles

• 3 congruent sides

What type of triangle has no congruent sides?

• Obtuse

• Acute

• Isosceles

• Scalene

Classify triangle E by angle measure and side length.

• Acute Scalene

• Equiangular Isosceles

• Acute Equilateral

• Equiangular Equilateral

Classify Triangle C by angle measure and side length.

• Acute Isosceles

• Obtuse Scalene

• Obtuse Isosceles

• Right Isosceles

Triangle D is classifies as isosceles because...

• two sides are congruent.

• one side is longer than the other two.

• one angles is obtuse.

• two angles are acute.

Triangle A is what type of triangle?

• Acute

• Obtuse

• Right

• Equilateral

Triangle B is a ____ triangle.

• Obtuse

• Equiangular

• Isosceles

• Right