Classifying Triangles

Front

What is a triangle classified as if it has all angles less than 90 degrees?

Back

Acute Triangle

Tags

CCSS.4.G.A.2

Front

What is a triangle called if it has one angle greater than 90 degrees?

Back

Obtuse Triangle

Tags

CCSS.4.G.A.2

Front

What do you call a triangle with one right angle?

Back

Right Triangle

Tags

CCSS.4.G.A.2

Front

What is the term for a triangle with all sides of equal length?

Back

Equilateral Triangle

Tags

CCSS.4.G.A.2

Front

What is a triangle called if it has two sides of equal length?

Back

Isosceles Triangle

Tags

CCSS.4.G.A.2

Front

What do you call a triangle with all angles equal?

Back

Equiangular Triangle

Tags

CCSS.4.G.A.2

Front

What is a triangle called if all sides are of different lengths?

Back

Scalene Triangle

Tags

CCSS.4.G.A.2

Front

If a triangle has two equal angles, what can you say about its sides?

Back

It is an Isosceles Triangle.

Tags

CCSS.4.G.A.2

Front

Classify a triangle with angles measuring 60°, 60°, and 60°.

Back

Equiangular, Equilateral

Tags

CCSS.4.G.A.2

Front

Classify a triangle with angles measuring 90°, 45°, and 45°.

Back

Right, Isosceles

Tags

CCSS.4.G.A.2