G4 3Q MATH Angles and Lines

What is the name of the angle that measures exactly 90 degrees?

• Obtuse angle

• Acute angle

• Straight angle

• Right angle

Identify the type of angle that is greater than 90 degrees but less than 180 degrees.

• Straight angle

• Acute angle

• Right angle

• Obtuse angle

If you turn 90 degrees clockwise from North, what direction are you facing now?

• East

• Up

• West

• South

What is the direction 45 degrees clockwise from East?

• Northwest

• Southeast

• South

• Northeast

How do you recognize perpendicular lines?

• They intersect at a 90-degree angle.

• They are parallel to each other.

• They never touch each other.

• They intersect at a 45-degree angle.

Identify the pair of lines that will never intersect.

• Two perpendicular lines

• Two parallel lines

• Two intersecting lines

• Two skew lines

Name the angle formed when two lines intersect and the opposite angles are equal.

• Acute angle

• Obtuse angle

• Vertical angle

• Right angle

What is the type of angle that measures exactly 180 degrees?

• Straight angle

• Right angle

• Obtuse angle

• Acute angle

If you turn 180 degrees from North, what direction are you facing now?

• East

• Up

• West

• South

What is the direction 135 degrees clockwise from South?

• Northeast

• East

• North

• West