What's Your Angle, Pythagoras? by Julie Ellis
| ISBN: | 9781570911507 |
| Publication date: | 1st July 2004 |
| Author: | Julie Ellis |
| Illustrator: | Phyllis Hornung |
| Publisher: | Charlesbridge Publishing,U.S. |
| Format: | Paperback |
| Pagination: | 32 pages |
| Series: | Charlesbridge Math Adventures |