Classify Triangles

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

Tags

CCSS.2.G.A.1

Use the angles to classify the triangles

Tags

CCSS.4.G.A.2

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

Tags

CCSS.4.G.A.2

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

Tags

CCSS.4.G.A.2

Label the three triangles

a

b

c

Isosceles Triangle

Scalene Triangle

Equilateral Triangle

Tags

CCSS.2.G.A.1

Side Classification: ​ (a)  

Angle Classification: ​ (b)  

• Isosceles

• Acute

• Right

• Obtuse

• Equilateral

• Scalene

Tags

CCSS.4.G.A.2

Classify the following triangle​ .​ ​ ​ ​ ​ ​ ​ ​ ​ ​​ ​ (a)   ​ (b)   ​ (c)   ​

• right triangle

• acute triangle

• obtuse triangle

Tags

CCSS.4.G.A.2

Classify this triangle.

b

acute isosceles

right isosceles

right scalene

acute equilateral

obtuse scalene

Tags

CCSS.4.G.A.2

Side Classification: ​ (a)  

Angle Classification: ​ (b)  

• isosceles

• right

• scalene

• obtuse

• equilateral

• acute

Tags

CCSS.4.G.A.2

Which type of triangle has one right angle?

• Obtuse triangle

• Acute triangle

• Right triangle

• Equiangular triangle

Tags

CCSS.4.G.A.2