Google Classroom
GeoGebra
GeoGebra Classroom
Sign in
Search
Google Classroom
GeoGebra
GeoGebra Classroom
GeoGebra
Home
Resources
Profile
Classroom
App Downloads
平行四邊形與長方形面積的關係
Author:
Fantast
此動畫可闡釋計算如何從長方形面積與平行四邊形面積的關係,透過改變上方α角度的大小,便可以呈現由平行四邊形變換至長方形的過程。 過程中,可以讓學生看到四邊形的面積不會因為形狀改變而有變化,這樣便可以藉此讓學生了解平行四邊形的計算方法是: 平行四邊形面積 = 底 × 高 此動畫可以省略數方格計算面積的過程,讓學生直觀地了解長方形與平行四邊形面積的關係。
GeoGebra
New Resources
Math Clock Prime
Constructing the Angle Bisector + Practice
Tube at distance of a 3D curve.
Perpetual calendar
seo tool
Discover Resources
Matrix rotations
Comparing Integration to Area Under Graph
circumcenter Manuel Velazquez
day 84
Subtracting Vectors
Discover Topics
LCM and GCD
Line Segment
Trigonometric Functions
Differential Calculus
Scalene Triangles