Eneàgon regular

Consider the following regular nonagon. Use the measuring tool to find the lengths of all the green segments. What is the product of these lengths? How would you begin to explain (prove) this?

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dorrod — 2017年3月3日 - 上午12:50

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目标群组(年龄): 3 – 19+
语言: English

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许可: CC-BY-SA, GeoGebra Terms of Use
原生素材: Nonagon Problem: Introduction
分享者 Steve Phelps

Eneàgon regular

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