Acute, Obtuse, and Right Triangle

What type of triangle is shown?

• acute

• obtuse

• right

Tags

CCSS.4.G.A.2

What type of triangle is shown?

• acute

• obtuse

• right

Tags

CCSS.4.G.A.2

Classify this triangle.

• Acute

• Obtuse

• Right

Tags

CCSS.4.G.A.2

A triangle that has 3 angles that measure less than 90 degrees.

• Right triangle

• Acute triangle

• Isosceles triangle

• Obtuse triangle

Tags

CCSS.4.G.A.2

Classify this triangle.

• right

• acute

• obtuse

Tags

CCSS.4.G.A.2

An Acute Triangle has all acute angles.

• True

• False

Tags

CCSS.4.G.A.2

I know this is an acute triangle because

• there is a 90° angle

• all of the angles are less than 90 degrees

• there is an angle greater than 90° but less than 180°

Tags

CCSS.4.G.A.2

Which triangle has all three of its angles measuring less than 90°?

• Acute

• Right

• Obtuse

• Equilateral

Tags

CCSS.4.G.A.2

Select all acute triangles.

• 
• 
• 
• 

Tags

CCSS.4.G.A.2

An Acute Triangle has all acute angles.

• True

• False

Tags

CCSS.4.G.A.2