Shape
Copyright David & Cynthia Thomas, 2009
Sides, Angles, Interior Lines & Points--Directed Activity:
Parallel lines
Focus |
Construct a line parallel to a given line. |
Technologies |
· The Geometers Sketchpad · Paper and pencil |
Background |
Parallel lines do not intersect. For example, segment DE is constructed through point C and parallel to segment AB in Figure 1.16. Both DE and AB could be extended indefinitely in either direction without intersecting.
Figure 2.16: Parallel Segments |
Tasks |
Construct a parallel to a given line through a given point not on the line using: a) Pencil and paper b) The Geometers Sketchpad.
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