# Study sets matching "term:acute angles = angles smaller that 90 degrees"

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right angle

perpendicular line segments

right triangle

acute angle

a 90 degree angle

two line segments that cross to form 90 degree angle

a triangle with an internal angle equal to 90 degrees

an angle that is less than 90 degrees but greater than 0 degre…

right angle

a 90 degree angle

perpendicular line segments

two line segments that cross to form 90 degree angle

A pair of opposite congruent angles for…

Two angles that add up to 180 degrees

Two angles that add up to 90 degrees

Two angles that share a common side and…

Vertically Opposite Angles

Supplementary angles

Complementary angles

Adjacent Angles

A pair of opposite congruent angles for…

Vertically Opposite Angles

Two angles that add up to 180 degrees

Supplementary angles

complementary angles

supplementary angles

Linear Pair

two angles that add together to make a 90 degree angle or a ri…

two angles that add together to make 180 degree angle or a str…

2 supplementary adjacent angles

complementary angles

two angles that add together to make a 90 degree angle or a ri…

supplementary angles

two angles that add together to make 180 degree angle or a str…