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NCTM 2015 Annual Meeting & Exposition

Please note: The NCTM conference program is subject to change.

460- Seeing the Golden Ratio in a Five-Pointed Star

Friday, April 17, 2015: 11:30 AM-12:00 PM
253 C (BCEC)


Lead Speaker:
Shana Frank


Students will be amazed by the patterns they can find in a five-pointed star inscribed in a regular pentagon. The design abounds with congruent and similar polygons. Use a proportion and a quadratic equation to generate the golden ratio. Talk about transformations!


Presentation Format: 9-12 Burst


See more of: 9-12 Burst