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Spiral Snail

Weekly Problem 14 - 2012
A snail slithers around on a coordinate grid. At what position does he finish?

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Lost

Can you locate the lost giraffe? Input coordinates to help you search and find the giraffe in the fewest guesses.

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Square Coordinates

A tilted square is a square with no horizontal sides. Can you devise a general instruction for the construction of a square when you are given just one of its sides?

Coordinate Patterns

Stage: 3 Challenge Level: Challenge Level:2 Challenge Level:2

 

How do you move from one square to the next?
What do you notice about the x coordinates of the centres?
What do you notice about the y coordinates of the centres?