25. | The diagram is of an irregular pentagon with all 5 of its diagonals drawn in. How many distinct triangles (not necessarily different) can be found, using only the lines (or parts of lines) in the diagram? |
26. | Alexis, Phil, Kit and Terri had a race. Their finishing order was 1, 2, 3, 4 with no ties. Phil beat Terri, but was not 1st or 3rd Alexis was just one place in front of Terri. What was their finishing order? |
27. | It is planned to make a flower bed in the shape of a rectangle with a semi-circle attached at one edge. It will have a perimeter of 10 metres. What is the maximum area it could have? |
The winner of Competition #8 was Matthew McDonald of Braunton, N. Devon.
The answers were:
22. | 55 or 99 |
23. | 1 minute to 10 (or 9:59) |
24. | 21 cm wide. |