Charlie and Alison have been drawing patterns on coordinate grids. Can you picture where the patterns lead?
Can you locate the lost giraffe? Input coordinates to help you
search and find the giraffe in the fewest guesses.
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?
This problem is taken from the UKMT Mathematical Challenges.