Angles and Triangles

What is an "Acute" Angle?

• Angle that measures 180
• An Angle that measures 90
• An angle that measures more than 90
• An angle that measures less than 90

An angle whose measure is exactly 90 degrees.

• acute
• vertical
• right
• straight

Which type of angle is pictured?

• Acute
• Right
• Obtuse
• Straight

Which angle type is pictured?

• Acute
• Right
• Obtuse
• Straight

Which angle type is pictured?

• Acute
• Right
• Obtuse
• Straight

How many acute angles must an acute triangle have?

• 2

• 1

• 4

• 3

How many right angles can a triangle have?

• 1
• 2
• 3
• 0

What is an "Acute" Angle?

• Angle that measures 180
• An Angle that measures 90
• An angle that measures more than 90
• An angle that measures less than 90

Classify the triangle

• obtuse
• right
• acute

How many obtuse angles are in an obtuse triangle?

• 1
• 2
• 3
• 4