Reviewer (Angle pairs,transversals)

Which is NOT an undefined term in geometry?

• angle

• line

• plane    

• point

Which among the following figures shows parallel lines?

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• 
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Which is a subset of a line that has one endpoint and extends indefinitely on one side?

• angle

• line

• parallel

• ray

Which of these angles shows approximately 45º?

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• 
• 

 Which of the following angles best describes the given angle with a measurement of 80˚?

• acute angle

•     obtuse angle                   

• right angle           

• straight angle

Which pair of angles are vertical angles?

• ∠1 and ∠4

• ∠2 and ∠6

• ∠1 and ∠3

• ∠2 and ∠5

In the given figure, line t is perpendicular and transversal to line a and line b. Which statement is NOT correct?

• ∠1 and ∠6 are congruent   angles.

• ∠1 and ∠4 form a linear pair.

• ∠2 and ∠3 is supplementary.

• ∠3 and ∠5 are congruent angles.

Which of the following statements is CORRECT when parallel lines are cut by a transversal?

• The sum of the degree measures of the corresponding angles is 180°.

• The sum of the degree measures of complementary angles is 180°.

• The angles in a vertical pair are acute.

• Corresponding angles are congruent.

What is m∠4 if m∠6 = 78?

• 78

• 88

• 92

• 102

From the figure, what is m∠2, if m∠7=102?

• 160

• 150

• 78

• 20