find the angles

主题:角

ABCD is a square and

. If you know one of the marked angle, which other angles can you find? If you change the position of point E, can you find other missing angles in the same way?

新资源

Folding door
အခြေခံ data အခေါ်အဝေါ်များ
Quadratic Equations: the Geometry of the Relationships Between the Coefficients and the Solutions
Position and Velocity Vector
Untitled

发现资源

Operations on Functions
Perspective Diagonals
eğimfonk
tri and square
สามเหลี่ยมพีทาโกรัส
ชุดที่4

发现主题

乘法
定积分
线性函数
复数
曲线构图