Classify Triangle by Angles

Classify the triangle by its angles.

• Acute Triangle

• Right Triangle

• Obtuse Triangle

Tags

CCSS.4.G.A.2

Classify this triangle by its angles

• Acute

• Obtuse

• Equilangular

• Right

Tags

CCSS.4.G.A.2

When classifying a triangle by its angles, what type of triangle has one right angle?

• acute triangle

• right triangle

• obtuse triangle

• none of the above

Tags

CCSS.4.G.A.2

Classify this triangle by its angles

• Acute

• Right

• Obtuse

Tags

CCSS.4.G.A.2

Classifying triangles by angles

• All three angles are acute

• Acute

• Exactly one right angle

• Obtuse

• All angles are congruent

• Right

• Exactly one obtuse angle

• Equiangluar

Tags

CCSS.4.G.A.2

Classify this triangle by its angles

• Acute

• Right

• Obtuse

Tags

CCSS.4.G.A.2

When classified by its angles this is an acute triangle because _____.

• it has one acute angle

• it has two acute angles

• all three angles are acute

Tags

CCSS.4.G.A.2

The triangle is ​ (a)   because it has ​ ​ (b)  

• A right triangle

• A right angle and two acute angles

• An acute angle

• An obtuse angle and two acute angles

Tags

CCSS.4.G.A.2

Classify this triangle by its angles

• Acute

• Right

• Obtuse

Tags

CCSS.4.G.A.2

Classify this triangle by its angles

• Acute

• Right

• Obtuse

Tags

CCSS.4.G.A.2