JST17 5. Section 1h Perpendicular lines

作者:Jill Stephenson, Integral Resources

You can move the blue line by moving either of the green points. The red line is perpendicular to the blue line. What do you notice about the gradients of the perpendicular lines?

新资源

Rovnoběžnost rovin
Angle Addition Postulate (V2) - Integer Solutions
Midpoint Theorem (V2): Integer Solutions
GeoGebra 3D Modeling Workshop (March 8 2024)
Squaring a Rectangle (PST Version)

发现资源

Reconstrucción de un triángulo por el caso ALA
Geometry Project Concurrency in Triangles
linear equation task
EM 2011 P1 Q23
petty pentagon 2

发现主题

体积
等腰三角形
三角形
四边形
直角三角形