Exploring Diagonals
This resource is part of "Dotty Grids - Exploring Coordinates and Vectors"
Move the top right-hand corner of the rectangle.
Can you work out what the purple number represents?
What would be the dimensions of a rectangle with a purple number of 24? Is there more than one?
If I tell you the coordinates, can you find a quick way to work out the purple number?
What other interesting questions might you explore?
You may also like
Just Rolling Round
P is a point on the circumference of a circle radius r which rolls, without slipping, inside a circle of radius 2r. What is the locus of P?
Is There a Theorem?
Draw a square. A second square of the same size slides around the first always maintaining contact and keeping the same orientation. How far does the dot travel?
