4th Grade Math- Lines, rays, and angles terms
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What is a point?
An exact location in space
What is a line?
A straight path of points that continues in both directions
What is a line segment?
A part of a line that has two endpoints
What is a ray?
A part of a line with one endpoint and continues without end in one direction
What is a plane?
A flat surface of points that continues without end in all directions. It is named by at least three points
Lines that cross each other and form four angles are called what?
Lines in the same plane that never intersect are called what?
Lines that intersect to form four right angles are called what?
This angle measures 90 degrees and forms a square corner
This angles measures less than 90 degrees
This angle measures greater than 90 degrees but less than 180 degrees
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