SEGMENTS, RAYS, PARALLEL LINES AND PLANES

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1-4

• SEGMENTS, RAYS, PARALLEL LINES AND PLANES

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SEGMENT

• PART OF A LINE CONSISTING OF 2 ENDPOINTS AND ALL
  POINTS BETWEEN THEM.

AB
A
B
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RAY

• PART OF A LINE FROM 1 ENDPOINT EXTENDING IN 1
  DIRECTION

A
B
AB
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OPPOSITE RAYS

• 2 COLLINEAR RAYS WITH THE SAME END POINT ALWAYS
  FORM A LINE

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PARALLEL LINES

• COPLANAR LINES THAT DO NOT INTERSECT AND HAVE THE
  SAME SLOPE

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SKEW LINES

• NONCOPLANAR, ARE NOT PARALLEL AND DO NOT
  INTERSECT

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PARALLEL PLANES

• PLANES THAT DO NOT INTERSECT