What's your angle Pythagoras? : a math adventure /
What is your angle, Pythagoras
by Julie Ellis ; illustrated by Phyllis Hornung.
- Watertown, MA : Charlesbridge, c2004.
- 32 p. : col. ill., col. map ; 25 cm.
School Library Journal Book Links (A.L.A.) Horn Book
In ancient Greece, young Pythagoras discovers a special number pattern (the Pythagorean theorem) and uses it to solve problems involving right triangles.