台灣黑皮歐巴桑的學習祕笈

中英文版(國三上數學 )  多邊形的心：  多邊形的內心

V565 多邊形的內心～3 2三角形的外心、內心與重心～第五冊第三章～南一版
https://www.youtube.com/watch?v=EH3zI8eJm0Y

V566 正多邊形的外心與內心～3 2三角形的外心、內心與重心～第五冊第三章～南一版
https://www.youtube.com/watch?v=xTTeqYPZT0o

國中_數學_圓_正多邊形的內心與外心
https://www.youtube.com/watch?v=95PjR9cY5gM

國中_數學_圓_多邊形內切圓與內心
https://www.youtube.com/watch?v=qVt298kjAAs

(2) 多邊形的內心與內切圓_【基本觀念】_國三上3-3_Live數學學習網_www.Liveism.com_名師葛倫
https://www.youtube.com/watch?v=sIu0ID8B0JU

【精選題型】國三上_3-3_多邊形的外心與內心_Live數學學習網_www.Liveism.com_名師葛倫
https://www.youtube.com/watch?v=xcuRu-yFZGc

【會考數學】105 單選23：正六邊形、內心
https://www.youtube.com/watch?v=-PlzinbBvyA

Circumscribed Circles Theorem (Geometry #195)
https://www.youtube.com/watch?v=X_hvcXdkwr0

Inscribed Polygons and Circumscribed Polygons, Circles - Geometry
https://www.youtube.com/watch?v=lvS4dNlqQAc

How to know Inscribed and circumscribed polygons
https://www.youtube.com/watch?v=fqvW6cWaW8g

Constructing Inscribed Polygons
https://www.youtube.com/watch?v=XAYMy-A6b7Y

What is an Apothem? Part 1
https://www.youtube.com/watch?v=o5u5a2fWoFs

What is an Apothem? Part 2
https://www.youtube.com/watch?v=YbbnklGGkw4

Calculate the apothem and area of an Octagon
https://www.youtube.com/watch?v=4WZYiWytfoI

Center and Apothem of Regular Polygons
https://www.youtube.com/watch?v=ai_GZnVY5Qo

Developing Formulas for Circles and Regular Polygons
https://www.youtube.com/watch?v=OG2MkZosVnU

10.7 Inscribed and Circumscribed Polygons (Practice)
https://www.youtube.com/watch?v=tBDQkleKBgc

10.5 Polygon Circumscribed about Circle
https://www.youtube.com/watch?v=bCMJyI1bo-E

Section 10.7 - Inscribed and Circumscribed Polygons
https://www.youtube.com/watch?v=dDBRgO5cC5E

Honors Geometry: 10-7: Inscribed and Circumscribed Polygons
https://www.youtube.com/watch?v=B8CPuJzp4Eo

Area of Regular Polygons(HD)
https://www.youtube.com/watch?v=PVM4UvrYRqo

Finding the Area of a Regular Polygon
https://www.youtube.com/watch?v=MGy7QG1uxZs

Finding the Area of a Regular Hexagon with Side Length 7
https://www.youtube.com/watch?v=IOm46_fDkAo

Number of Diagonals in a Polygon
https://www.youtube.com/watch?v=xtIUOcK0yH4

部分資料來源: 學習吧
https://www.learnmode.net/knowledge/version?p=36#%E7%BF%B0%E6%9E%97%E7%89%88_%E5%9C%8B%E4%B8%AD%E6%95%B8%E5%AD%B8_%E4%BA%8C%E4%B8%8A(%E6%95%B8%E5%AD%B83)