1.6: Measuring Angles Flashcards

1
Q

angle

A

formed by two rays with the same end point

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2
Q

acute angle

A

greater than zero less than 90 degrees

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3
Q

right angle

A

90 degrees

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4
Q

obtuse angle

A

greater than 90 less than 180 degrees

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5
Q

straight angle

A

180 degrees

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6
Q

congruent angles

A

angles with the same measure

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7
Q

vertical angles

A

two angles whose sides are opposite rays

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8
Q

adjacent angles

A

two coplanar angles with a common vertex, and no common interior points

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9
Q

complementary angles

A

two angles whose measures have the sum of 90 degrees

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10
Q

supplementary angles

A

two angles whose angle measure the sum of 180 degrees

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