Supplementary Investigation 19

Star Pattern

Tool(s) Geometers Sketchpad

Data File(s) si19

Focus Using circles as a tool, a star may be constructed without resorting to measurement.

Tasks

1. Measure the sides of the star. Are they all the same? Measure the angles of the star. Are they all the same?

2. Do you think that the plane could be tiled with the star? Explain your reasoning.

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