Can you make the most extraordinary, the most amazing, the most unusual patterns/designs from these triangles which are made in a special way?
How would you move the bands on the pegboard to alter these shapes?
The ancient Egyptians were said to make right-angled triangles using a rope with twelve equal sections divided by knots. What other triangles could you make if you had a rope like this?
What shape is the overlap when you slide one of these shapes half way across another? Can you picture it in your head? Use the interactivity to check your visualisation.
How many DIFFERENT quadrilaterals can be made by joining the dots on the 8-point circle?
Use the interactivity to investigate what kinds of triangles can be drawn on peg boards with different numbers of pegs.