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《梯形等积变形》
Author:
郭雪芹
Topic:
Area
,
Geometry
,
Trapezoid
GeoGebra
New Resources
錐體建築師
判斷球體
兩位數除以一位數（二）
【案例】圆柱体内放置一个大球六个小球
柱體建築師
Discover Resources
Proof35 高士哲
Addition and Subtraction of Polynomials(多項式的加減法)
分年細目：7-a-12 能在直角坐標平面上描繪常數函數及一次函數的圖形。
Question 8
两角差的正弦公式证明1
Discover Topics
Inequalities
Cone
Trigonometric Functions
Hyperbola
Variance