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Angle Relationships

TermDefinition
right angle 90 degrees
acute angle less than 90 degrees
obtuse angle more than 90 degrees
straight angle 180 degrees straight
supplementary angles 2 angles that equal 180
vertical angles across from each other, share a common end point they are congruent
alternate interior angles opposite sides of the transversal and in between parallel lines they are congruent
alternate xterior angles opposite sides of the tranversal and outside the parallel they are congruent
coresponding angles "same position" on the other line they are congruent
adjacent next to
Created by: smileyk
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