Perpendicular, Parallel, and Intersecting Lines

Front

What are parallel lines?

Back

Lines that never cross and are always the same distance apart.

Tags

CCSS.HSG.CO.A.1

Front

What are perpendicular lines?

Back

Lines that intersect to form right angles (90 degrees).

Tags

CCSS.4.G.A.1

CCSS.HSG.CO.A.1

Front

What are intersecting lines?

Back

Lines that pass through the same point.

Tags

CCSS.4.G.A.1

CCSS.HSG.CO.A.1

Front

Which figure shows parallel lines?

Back

Look for lines that never meet.

Tags

CCSS.4.G.A.1

CCSS.HSG.CO.A.1

Front

Which figure shows perpendicular lines?

Back

Look for lines that form square corners.

Tags

CCSS.4.G.A.1

CCSS.HSG.CO.A.1

Front

What is an example of intersecting lines?

Back

Two roads crossing each other.

Tags

CCSS.4.G.A.1

CCSS.HSG.CO.A.1

Front

How can you identify parallel lines in a figure?

Back

They will never touch and will be equidistant.

Tags

CCSS.4.G.A.1

CCSS.HSG.CO.A.1

Front

How can you identify perpendicular lines in a figure?

Back

They will meet at a right angle.

Tags

CCSS.4.G.A.1

CCSS.HSG.CO.A.1

Front

What is the angle formed by perpendicular lines?

Back

90 degrees.

Tags

CCSS.4.G.A.1

Front

Can parallel lines ever intersect?

Back

No, parallel lines never intersect.

Tags

CCSS.HSG.CO.A.1