Concept explainers
Choose from the terms below to fill in the blanks for exercises 7–34. Each of the terms will be used at least once.
vertex |
supplementary angles |
corresponding angles |
|
|
a straight angle |
complementary angles |
alternate interior angles |
|
|
an obtuse angle |
vertical angles |
transversal |
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|
an acute angle |
|
Use the figure to the right to answer exercises 9–12
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Prealgebra (6th Edition)
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