Geometry
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17 Terms
Straight Angle
A straight line that is exactly 180 degrees.
Adjacent Angles
Two angles that sit side by side sharing a common vertex without overlapping their interior spaces
Linear Pair
2 angles that share a side and create a straight angle.
Supplementary Angles
2 Angles that add up to 180 degrees
Complementary Angles
Two angles that add up to 90 Degrees
Vertical Angles
The pair of opposite Angles formed when two straight lines cross each other.
Intersecting Lines
Two straight lines that cross at a single point.
Congruent
Two figures, or Two objects have the same exact shape and size.
Vertex
A point where 2 rays connect.
Acute Angle
Angle less than 90 degrees.
Obtuse Angle
Angle greater than 90 degrees.
Right Angle
Angle exactly 90 degrees.
Point
An exact location or position in space with zero dimensions and no size.
Line
A straight path that extends forever in both directions.
Ray
Point of a line with 2 end points.
Parallel Lines
Lines that never intersect.
Perpendicular Lines
Two straight lines that intersect at a 90 degree angle.