Algebra
posted by Natalia .
two ships leave the same port at the same time. One travels north at 12 miles per hour. The other travel west at 5 miles per hour. After four hours, how far apart are the two ships?

4 * 12 = 48
4 * 5 = 20
Pythagorean Theorem:
48^2 + 20^2 = c^2
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