1.6: Measuring angles Flashcards

1
Q

Angle

A

Formed by two rays with the same endpoint

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2
Q

Acute Angle

A

angle between 1 and 89 degrees

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3
Q

Obtuse angle

A

angle between 91 and 179

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4
Q

right angle

A

x=90

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5
Q

straight angle

A

x=180

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6
Q

congruent angles

A

angles with the same measure

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7
Q

vertical angles

A

2 angles whose sides are opposite rays

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8
Q

adjacent angles

A

2 coplanar angles with a common side, a common vertex, and no common interior points

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9
Q

complimentary angles

A

2 angles which have a sum of 90 degrees

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10
Q

supplementary angles

A

2 angles whose sum is 180

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