Hexagons, True or False
Construction or Drawn? Can you figure out which is which?
Pull points around to see with hexagons are drawn freehand and which are constructed.
Slopes of perpendicular lines
Tyukayev, Stephanie - Angle bisector
Proof Pythagorean Thm
Part 3 Leaping Lizard
Post shadow, lamp in front
Finding Sides of Right-Angled Triangles
Shadows in Perspective
Exploring Parallel Lines