Geometry Vocab Flashcards
(21 cards)
Complementary Angles
Add up to 90
Adjacent Angles
Next to each other
Supplementary Angles
Angles that add up to 180
Linear pair of angles
Adjacent angles that are supplementary
Vertical angles
Non adjacent angles formed by two intersecting lines
Congruent Angles
Angles with equal measures
Parallel Lines
Two or more lines that lie in the same plane but do not intersect.
Transversal
A line that cuts two or more lines.
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Alternate Interior angles
A pair of angles that are between a pair of parallel lines on the opposite sides of the transversal.
Alternate exterior angles
A pair of angles that are on the outside of a pair of parallel lines on opposite sides of the transversal
Interior angles on the same side of the traversal.
A pair of angles that are between a pair of parallel lines on the same side of the transversal.
Exterior angles on the same side of the transversal.
A pair of angles that are on the outside of a pair of parallel lines on the same side of the transversal
Corresponding angles
A pair of angles that I. The same position around each intersection point
Acute triangle
A triangle with 3 acute angles
Equiangular triangle
A triangle with three equal angle angles
Right Triange
A triangle with one right angle
Obtuse Triangle
A triangle with one obtuse angl
Scalene triangle
A triangle with no sides in common.
Isosceles triangle
A triangle with 2 sides equal lengths
Equilateral triangle
A triangle with tree sides equal in length
