Geometry- Ms. Adair's 4th grade
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12 terms
Terms | Definitions |
|---|---|
 endpoint | a point at the end of a line segment or ray |
| acute angle | an angle less than a right angle (less than 90 degrees) |
| obtuse angle | an angle greater than a right angle (more than 90 degrees) |
| perpendicular lines | lines that intersect and form right angles |
| right angle | an angle that measures exactly 90 degrees, forms a square corner |
| line segment | a part of a line with two endpoints |
| point | any exact location in space represented by a dot |
| angle | a figure formed by two line segments or rays that share the same endpoint |
| parallel lines | lines that are always the same distance apart and never intersect |
| ray | a part of a line with one endpoint and continues in one direction |
| intersecting lines | lines that cross at one point |
| line | a straight path of points that continue in two directions with no endpoints |
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