Classifying triangles by their sides

If all of the triangle side are different lengths, the triangle is an isosceles triangle.

• True

• False

Tags

CCSS.5.G.B.3

CCSS.5.G.B.4

What are the two ways to classify triangles?

• By the angles and number of sides

• By the angles and side lengths

• By the side lengths and the size of the triangle

• By the angles and the how many points

Tags

CCSS.5.G.B.4

A triangle can be classified as an isosceles triangle if there are two equal sides.

• True

• False

Tags

CCSS.5.G.B.4

What are the three ways to classify triangles by their sides?

• equilateral, right, isosceles

• scalene, obtuse, right

• equilateral, isosceles, scalene

• acute, right, isosceles

Tags

CCSS.5.G.B.3

CCSS.5.G.B.4

What type of triangle is this?

• Equilateral

• Isosceles

• Scalene

Tags

CCSS.5.G.B.3

CCSS.5.G.B.4

What type of triangle is this?

• Scalene

• Isosceles

• Equilateral

Tags

CCSS.5.G.B.3

CCSS.5.G.B.4

Which type of triangle is pictured?

• Equilateral

• Isosceles

• Scalene

Tags

CCSS.5.G.B.3

CCSS.5.G.B.4

Classify the triangle by its sides.

• Scalene

• Isosceles

• Equilateral

Tags

CCSS.5.G.B.3

CCSS.5.G.B.4

Look at the triangle pictured. 
What do the lines (sticks) mean on a shape?

• The lines (sticks) show sides that are equal
• The lines (sticks) show sides that are not equal

Tags

CCSS.5.G.B.3

CCSS.5.G.B.4

Name this triangle by the side length

• scalene

• isosceles

• equilateral

• right