Perpendicular, Parallel, and Intersecting Lines

Front

What are parallel lines?

Back

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

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CCSS.HSG.CO.A.1

Front

What are perpendicular lines?

Back

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

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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 a set of parallel lines?

Back

Figure 4.

Tags

CCSS.4.G.A.1

CCSS.HSG.CO.A.1

Front

Which figure shows a set of perpendicular lines?

Back

Figure 2.

Tags

CCSS.4.G.A.1

CCSS.HSG.CO.A.1

Front

What does the image show?

Back

Intersecting lines.

Tags

CCSS.4.G.A.1

CCSS.HSG.CO.A.1

Front

How can you identify parallel lines in a figure?

Back

Look for lines that are equidistant and never meet.

Tags

CCSS.4.G.A.1

CCSS.HSG.CO.A.1

Front

How can you identify perpendicular lines in a figure?

Back

Look for lines that meet at a right angle.

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 streets.

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