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Find the maximum area of triangle ABC.
Author:
johnmayhk
GeoGebra
New Resources
三位數除以一位數（二）
兩組對邊相等和有直角的四邊形
三位數除以一位數（一）
兩位數加法
算柱 (兩位數)
Discover Resources
標準分解式與方根化簡
練習 - 逆時針旋轉（三角形）
圓柱
正弦函數的遞增與遞減
百度(改良版)
Discover Topics
Arithmetic Operations
General Quadrilateral
Coordinates
Boxplot
Linear Functions