bisector of a triangle

作成者:Arthur Lee

A line is drawn to pass through the vertex A and cut its opposite side. Drag D to make this line: 1. bisect the angle at A; 2. bisect the side BC; 3. cut BC perpendicularly. Can we make 2 (but not 3) of these conditions true?

新しい教材

Graphing a Circle in Polar Coordinates
z`]]
apec
Sine in Cartesian and Polar Coordinates
分數化百分數：練習

教材を発見

Cone - Related Rates
reflect near center
day 92
कोण का समद्विभाजन रचना- Construction of Angle Bisector
Hexagon
Center of dilation (6)

トピックを見つける

平面
数
ランダムな実験
球面
コサイン