Sides of an Equilateral Triangle

Use the sides to identify the triangle

0 sides the same - scalene triangle

2 sides the same - isosceles triangle

3 sides the same - equilateral triangle

Classify the triangle buy it's angle measures and it's side lengths.

• Right Isosceles triangle

• Acute Scalene triangle

• Obtuse scalene triangle

• Equilateral triangle

What is the name of this kind of triangle?

• Right

• Isosceles

• Scalene

• Equilateral

An equilateral triangle has ​ (a)   ​ (b)   sides and ​ (c)  

• three

• congruent

• angles.

• two

• one

What is the measure of ∠S?

Mathematical Equivalence

ON

Equilateral Triangles have three equal sides.

• TRUE

• FALSE

How many sides of an Equilateral Triangle are equal in length?

• 0

• 1

• 2

• 3

What type of triangle is this?

• Right, Equilateral Triangle

• Obtuse, Isosceles Triangle

• Acute, Equilateral Triangle

• Acute, Scalene Triangle

Identify the triangle by its sides and angles

• Equilateral

• Obtuse Equilateral

• Acute Equilateral

• Acute Isosceles

• Isosceles Triangle

• Equilateral Triangle

• Right Triangle

• Scalene Triangle