台灣黑皮歐巴桑的學習祕笈

中英文版(國三上數學)  )  推理證明 ： 三角形重心的定義與性質

國中_數學_太陽神馬戲團，轉盤高手的祕密【翰林出版_九上_第三章 外心、內心與重心】
https://www.youtube.com/watch?v=9rXPBpAn3Ns

V562 三角形重心與面積的關係～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=UFD2AIpCM60

三角形的三心EP3｜重心
https://www.youtube.com/watch?v=_xpLCXstCzE

三角形重心的定義
https://www.youtube.com/watch?v=-CMGuTj0c00

三角形重心的性質
https://www.youtube.com/watch?v=1djApsXZvUk

三角形外心的定義與性質1
https://www.youtube.com/watch?v=6KAW1qBGxuU

三角形外心的定義與性質2
https://www.youtube.com/watch?v=XxhbtyZ518I

三角形內心的定義與性質課間活動三
https://www.youtube.com/watch?v=mktl9QgrEpo

【觀念】三角形的重心
https://www.youtube.com/watch?v=524lm72UWfI

【觀念】重心到頂點距離
https://www.youtube.com/watch?v=-JMQTrUoouc

【例題】直角三角形的重心
https://www.youtube.com/watch?v=yYBPN2Y1KMo

【例題】三角形重心（1／2）：向量性質
https://www.youtube.com/watch?v=m9exwJM2rVo

【例題】三角形的重心（2／2）：向量性質
https://www.youtube.com/watch?v=oCEsx0HGVOQ

【例題】三角形重心（1／2）：向量性質
https://www.youtube.com/watch?v=qXZdzFgkf-w

【例題】直角三角形的重心到斜邊的高
https://www.youtube.com/watch?v=LPVKqFFulCQ

例題】空間中的分點公式#3：三角形的重心
https://www.youtube.com/watch?v=DLs4dudXLc8

【例題】直角三角形的重心與外心
https://www.youtube.com/watch?v=e19kq-SkCjY

國中_數學_三角形的重心-1
https://www.youtube.com/watch?v=4S41BazVBCg
https://www.youtube.com/watch?v=kjUteZnVFQI
https://www.youtube.com/watch?v=tV2YaDkPJ1g
https://www.youtube.com/watch?v=ZtXM7gChg2A
https://www.youtube.com/watch?v=fw-RvZTXxOE

Centroid of a triangle definition
https://www.youtube.com/watch?v=kL-0bpVfJ6E

Centroid of a Triangle
https://www.youtube.com/watch?v=kJqOuqmvqdw

Centroid of a right angle triangle (Graphical Proof)
https://www.youtube.com/watch?v=I-IWpPNcFDI

Construction - Centroid.m4v
https://www.youtube.com/watch?v=YscTXstQxW8

Find the Centroid of a Triangle
https://www.youtube.com/watch?v=HoXV2mvCD28

Geometry 5.3a, Centroid Theorem & construct Centroid of a Triangle
https://www.youtube.com/watch?v=Crax3yFg-y0

Centroid, Circumcentre, Incentre and Orthocentre of an Equilateral Triangle
https://www.youtube.com/watch?v=WT1md_BWqyA

Triangle medians and centroids | Special properties and parts of triangles | Geometry | Khan Academy
https://www.youtube.com/watch?v=GiGLhXFBtRg

Median centroid right triangle example | Geometry | Khan Academy
https://www.youtube.com/watch?v=k45QTFCHSVs

Centroid (One Third Two Thirds) Examples
https://www.youtube.com/watch?v=noN9YtDmy3U

Median and Centroid of Triangles - Nerdstudy
https://www.youtube.com/watch?v=cgzHIxOIwHI

Medians and Centroid of a Triangle 128-2.33
https://www.youtube.com/watch?v=_fYcDShYWz8

Geometry Examples Using the Centroid to Find Median Lengths
https://www.youtube.com/watch?v=s0ra2ar8zs8

Medians of Triangles & Centroid
https://www.youtube.com/watch?v=zSiRo0oKIsw

Medians and Centroid of a Triangle - Geometry
https://www.youtube.com/watch?v=EIBW-vE3hmk

KutaSoftware: Geometry- Centroid Part 1
https://www.youtube.com/watch?v=oonSqHa8q8M

KutaSoftware: Geometry- Centroid Part 2
https://www.youtube.com/watch?v=ppb8PKfu5Y4

Using the centroid to find segment lengths
https://www.youtube.com/watch?v=KkiCwSZ3wR4

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)