Coordinates

problem
Beelines

Age

14 to 16

Challenge level

Is there a relationship between the coordinates of the endpoints of a line and the number of grid squares it crosses?
problem
Hidden squares

Age

11 to 14

Challenge level

Can you find the squares hidden on these coordinate grids?
problem
Polar bearings

Age

16 to 18

Challenge level

What on earth are polar coordinates, and why would you want to use them?
problem
Attractive rotations

Age

11 to 14

Challenge level

Here is a chance to create some attractive images by rotating shapes through multiples of 90 degrees, or 30 degrees, or 72 degrees or...
problem
Coordinate designs

Age

11 to 14

Challenge level

This task requires learners to explain and help others, asking and answering questions.
problem
Treasure hunt

Age

7 to 14

Challenge level

Can you find a reliable strategy for choosing coordinates that will locate the treasure in the minimum number of guesses?
problem
Eight hidden squares

Age

7 to 14

Challenge level

On the graph there are 28 marked points. These points all mark the vertices (corners) of eight hidden squares. Can you find the eight hidden squares?
problem
Graphical triangle

Age

14 to 16

Challenge level

What is the area of the triangle formed by these three lines?
problem
Two number lines

Age

7 to 11

Challenge level

Max and Mandy put their number lines together to make a graph. How far had each of them moved along and up from 0 to get the counter to the place marked?
problem
Flight path

Age

16 to 18

Challenge level

Use simple trigonometry to calculate the distance along the flight path from London to Sydney.