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**1. Homework Statement**

Starting from city A, a car drives 250 miles east to city B, then 300 miles north to city C, and then 700 miles west to city D. What is the distance between city A and city D? (Points: 1)

300 mi

400 mi

500 mi

600 mi

**2. Homework Equations**

A^2 + B^2 = C^2

**3. The Attempt at a Solution**

A^2= 300^2

B^2= (700-250)^2

C^2= 292500

C= 540.8 miles.

Which answer should I choose? 500 or 600?

Thanks!