Congruent Triangles

Classify the triangle by angles and sides.

• Right Scalene

• Right Isosceles

• Acute Isosceles

• Right Obtuse

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

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

A scalene triangle has _____

• 3 different angle names

• no congruent sides

• all sides congruent

• 3 congruent angles

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

• Isosceles Triangle

• Equilateral Triangle

• Obtuse Triangle

• Irregular Triangle

How many acute angles must an acute triangle have?

• 2

• 1

• 4

• 3

Classify by sides

• Right

• Isosceles

• scalene

• equilateral