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Ciciotti Unit 7

Geometry Terms

point a position in space .
line segment part of a line with 2 endpoints
angle 2 rays with a common endpoint
perpendicular lines that intersect at a 90 degree angle
parallel 2 lines that NEVER intersect
intersect lines that CROSS
vertex the common endpoint of an angle
plane FLAT surface that continues forever in both directions
line continues forever in both directions
ray part of a line with 1 endpoint and continues forever in 1 directions
right angle an angle that is EXACTLY 90 degress
obtuse angle an angle that is MORE than 90 degrees and LESS than 180
acute angle an angle LESS than 90 degrees
straight angle angle measuring EXACTLY 180 degrees
Created by: sciciotti