Characteristics of Angles

What is the mathematical name for this type of angle?

• Acute

• Right

• Obtuse

• Reflex

What is the mathematical name for this type of angle?

• Acute

• Right

• Obtuse

• Reflex

What is the mathematical name for this type of angle?

• Acute

• Right

• Obtuse

• Reflex

What is the mathematical name for this type of angle?

• Acute

• Right

• Obtuse

• Reflex

What do angles on a straight line add up to?

• 90°

• 180°

• 270°

• 360°

What do all the angles in a triangle add up to?

• 90

• 180

• 270

• 360

What is the value of the angle a?

• 93

• 180

• 87

• 83

What name do we give to these angles?

• Vertically opposite

• Allied

• Corresponding

• Alternate

What is the mathematical name we give to these angles labelled 70°?

• Vertically opposite

• Allied

• Corresponding

• Alternate

What is the mathematical name we give to these angels?

• Vertically opposite

• Allied

• Corresponding

• Alternate