Classify Triangles by Side and Angle

Side Classification: ​ (a)  

Angle Classification: ​ (b)  

• isosceles

• right

• scalene

• obtuse

• equilateral

• acute

Classify the triangle by angles and sides.

• Right Scalene

• Acute Isosceles

• Obtuse Isosceles

• Equiangular Equilateral

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

Classify the triangle by angles and sides.

• Obtuse Scalene

• Obtuse Isosceles

• Right Scalene

• Acute Isosceles

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

• Right Isosceles Triangle

• Obtuse Isosceles Triangle

• Right Scalene Triangle

• Acute Scalene Triangle

Classify the triangle by angles and sides.

• Right Scalene

• Right Isosceles

• Acute Isosceles

• Right Obtuse

Classify the triangle by angles and sides.

• Equiangular Equilateral

• Right Isosceles

• Right Scalene

• Acute Isosceles

Triangles can be classified by what two things?

• Side length and angle measure

• Number of Vertices and number of sides

• Angle color and side height

• Number of points and number of lines

A triangle with 3 congruent sides is called a(n) ______

• Isosceles Triangle

• Equilateral Triangle

• Obtuse Triangle

• Irregular Triangle