You may also like

problem icon

LOGO Challenge 2 - Diamonds Are Forever

The challenge is to produce elegant solutions. Elegance here implies simplicity. The focus is on rhombi, in particular those formed by jointing two equilateral triangles along an edge.

problem icon

LOGO Challenge 8 - Rhombi

Explore patterns based on a rhombus. How can you enlarge the pattern - or explode it?

problem icon

Adding Triangles

What is the total area of the first two triangles as a fraction of the original A4 rectangle? What is the total area of the first three triangles as a fraction of the original A4 rectangle? If you could you go on adding all the triangles' areas, what do you think the total would be as a fraction of the original A4 rectangle?

Can You Explain Why?

Age 11 to 14 Challenge Level:

Imagine having a pencil, ruler, protractor and compass and being asked to draw the triangle below.

Can you explain why it is an impossible triangle to construct?