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Transformations on a Pegboard

How would you move the bands on the pegboard to alter these shapes?

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Fred the Class Robot

Billy's class had a robot called Fred who could draw with chalk held underneath him. What shapes did the pupils make Fred draw?

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Triangles All Around

Can you find all the different triangles on these peg boards, and find their angles?

Cartesian Isometric

Age 7 to 11 Challenge Level:

Might it help to draw the triangle out on isometric paper?
What is the size of the angles created by the small triangles on the paper?
When you're working out the angles in the triangles, look carefully at how the sides cut through the grid triangles.