Cleave Books Puzzle Trio 5
13. |
An anagram is a word or phrase whose letters can be re-arranged to make some other word or phrase.
For example: claim hat mate is an anagram of: mathematical.
Solve these, knowing each makes a single word used in mathematics.
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| laces | Vi died | crust in boat |
| coster | Dina do it | cat liver |
| use ream | Sam, cheat Tim | implicit in a lot |
14. |
Starting in any cell of the grid on the right, moving up and down or across, but NOT diagonally, it is possible to make a tour which visits ALL 9 cells of the grid.
A tour may start in any one of the 9 cells.
No cell may be visited more than once (so the tour cannot cross over itself)
How many different tours are possible? |
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15. |
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The drawing shows 2 oblongs with ABCD resting on top of AECF.
Though the oblongs are of different sizes, corners A and C are coincident.
All edges are an exact number of centimetres in length.
What are the areas of the two smallest oblongs for which this is possible?
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