Geometry Vocab #1- PA7

15 terms by jrorabaugh

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point

a location in space

collinear

points that lie on the same line

line segment

a part of a line consisting of two endpoints and all the points between

ray

a part of a line that begins at one endpoint and extends without end in the other directions

noncoplanar

points or lines that do not lie in the same plane

angle

the figure formed by two rays that have a common endpoint

line

a set of points that extends infinitely in two directions

plane

a flat surface that extends endlessly in all directions

noncollinear

points that do not lie on the same line

coplanar

points or lines that lie in the same plane

acute angle

an angle that measures less than 90 degrees

right angle

an angle that measures exactly 90 degrees

obtuse angle

an angle that measures greater than 90 degrees

straight angle

an angle that measures 180 degrees

perpendicular

two lines that intersect at a right angle are called

Example: