Lines and Angles

Which of the following represent parallel lines?

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Which of the following is a line that has one endpoint and extend to the other direction without an endpoint.

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Which of the following best describes angle ABC

• parallel lines

• obtuse angle

• acute angle

• right angle

Which of the following best describes angle KLM

• acute angle

• obtuse angle

• perpendicular lines

• right angle

• acute angle

• straight angle

• obtuse angle

• right angle

Which two lines show to be parallel lines?

• line t and n

• line m and n

• lines m and t

• all of the above

Which of the following represent perpendicular lines?

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• F

• G

• H

• J

Which type of triangle has perpendicular sides?

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What type of angle measures LESS than 90 degrees?

• an acute angle

• an obtuse angle

• a right angle

• a straight angle