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Math Vocab Chapter 8
Terms in this set (22)
An angle which measures exactly 90 degrees
Two angles which share a common vertex (next to)
A point where 2 sides meet or two lines cross
A circle has 360 of these
Two rays which share a common endpoint form this
An angle which has a measure of less than 90 degrees
Angles opposite of one another at the intersection of two lines
An angle which has a measure greater than 90 degrees but less than 180
means "the same"
An angle which measures 180 degrees
Two angles whose sum is 180 degrees
Two angles whose sum is 90 degrees
Lines that never cross and are found in two different planes
Lines that intersect at 90 degrees are called this
Lines that are in the same plane that never cross
A line segment that connects two non-adjacent vertices of a polygon
An exact location, usually represented by a dot.
A flat surface that has no thickness and extends forever. We use any three points to represent this as long as they are not on the same line.
A straight path that extends forever in opposite directions
Part of a line or ray or figure that extends from one endpoint to another
A line that intersects two or more parallel lines that lie in the same plane
A part of a line that has one endpoint and extends forever in one direction.
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