Angles & Lines

Front

What is an angle that forms a square corner?

Back

Right angle

Front

What is an angle that forms a line?

Back

Straight angle

Front

What do you call lines that cross at one point and form angles that are NOT right angles?

Back

Intersecting lines

Front

What do you call lines that intersect to form 4 right angles?

Back

Perpendicular lines

Front

What do you call lines that are the same distance apart but will never meet or intersect?

Back

Parallel lines

Front

What is the measure of a right angle?

Back

90 degrees

Front

What is the measure of a straight angle?

Back

180 degrees

Front

What is an angle that is less than 90 degrees called?

Back

Acute angle

Front

What is an angle that is greater than 90 degrees but less than 180 degrees called?

Back

Obtuse angle

Front

What are two lines that never meet called?

Back

Parallel lines