Try out these triangles!

Which of these triangles is acute?

• 
• 
• 

What is the total measurement of all angles in a triangle?

• 360°

• 90°

• 180°

• 100°

What is an obtuse triangle?

• A triangle that needs to go on a diet.

• A triangle with one angle over 90°.

• A triangle with one 90° angle.

• A triangle with all angles less than 90°.

What type of triangle is this?

• Right

• Obtuse

• Acute

Classify the following triangle based on the angles given:

50°, 40°, 90°

• Right

• Acute

• Obtuse