p5 angles

What is the name of a 90° angle?

• A straight angle

• A right angle

• an obtuse angle

• a zero angle

An acute angle is...

• ... bigger than the right angle

• ... smaller than the right angle

An obtuse angle is ...

• ... bigger than a right angle.

• ... smaller than a right angle.

A straight angle measures...

• 0°

• 180°

• 90°

• 45°

This angle is...

• obtuse

• straight

• acute

• right

This angle is...

• obtuse

• acute

• right

• straight

An obtuse angle measures...

• 180°

• between 0 and 90°

• 90°

• between 90° and 180°

This angle is...

• right

• acute

• straight

• obtuse

In this polygon, there are ... obtuse angles.

• 1

• 2

• 3

• 4

In this polygon, there are ... acute angles.

• 1

• 2

• 3

• 4