Perpendicular, Parallel, and Intersecting Lines

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

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

Which figure shows a set of perpendicular lines?

Back

Look for lines that meet at right angles.

Tags

CCSS.4.G.A.1

CCSS.HSG.CO.A.1

Front

Which figure shows a set of parallel lines?

Back

Look for lines that never meet and are equidistant.

Tags

CCSS.4.G.A.1

CCSS.HSG.CO.A.1

Front

What is an example of intersecting lines in real life?

Back

The intersection of roads.

Tags

CCSS.4.G.A.1

CCSS.HSG.CO.A.1

Front

What is an example of parallel lines in real life?

Back

Railroad tracks.

Tags

CCSS.4.G.A.1

CCSS.HSG.CO.A.1

Front

What is an example of perpendicular lines in real life?

Back

The corners of a square or rectangle.

Tags

CCSS.4.G.A.1

CCSS.HSG.CO.A.1

Front

How can you identify intersecting lines in a diagram?

Back

They will cross at a point.

Tags

CCSS.HSG.CO.A.1

Front

How can you identify parallel lines in a diagram?

Back

They will never meet, even if extended.

Tags

CCSS.4.G.A.1

CCSS.HSG.CO.A.1