Basic geometry

What are parallel lines?

• Two never ending lines that will never cross no matter how far the go.

• A set of two lines that cross.

• A line that has one endpoint and an arrow to represent it continues on forever.

Which of the following best describes the lines R and S?

• intersecting lines

• perpendicular lines

• parallel lines

• crossing lines

Which of the following statements is true?

• line EF $\parallel$ line GH

• line GH $\parallel$ line AB

• line CD $\perp$ line EF

• line GH $\perp$ line AB

lines that cross at one point and form angles that are NOT right angles

• parellel

• perpendicular

• intersecting

Which two lines in this shape are parallel?

• AB and DC

• BC and AD

• BD and CA

• ABCD

describe the image with a geometric term

• perpendicular lines

• parrallel lines

• plane

• point

Which symbol matches the following word?

Perpendicular

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These lines are

• Parallel

• Perpendicular

• Intersecting

Are the lines shown parallel. perpendicular, or neither?

• Parallel

• Perpendicular

• Neither

In which drawing does the line s appear PARALLEL to line t?

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