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4th Geometry Vocab

5Geometry Vocabulary

TermDefinition
line straight one-dimensional figure that extends in opposite directions without ending
line segment a part of a line between two endpoints
parallel lines lines that are the same distance apart and never intersect
intersecting lines lines that meet or cross at a point
perpendicular lines lines that meet or cross each other to form a right angle
ray a part of a line that has only one endpoint and extends in one direction without ending
acute angle an angle with a measure greater than 0 but less than 900 degrees
obtuse angle an angle with a measure greater than 90 but less than 180 degrees
point an exact location in space
right angle an angle with a measure of 90 degrees
straight angle an angle with a measure of 180 degrees
end points the point at either end of a line segment or the point at the beginning of a ray
Created by: nadine75860
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