**Answer 1**

17 m

17×17 = 15×15 + 8×8

**Answer 2**

You can think of magnitude as the hypotenuse. mag = sqrt(15^2 + 18^2)

Source(s): Physics 1

Charge Your Knowledge Up

**Answer 1**

17 m

17×17 = 15×15 + 8×8

**Answer 2**

You can think of magnitude as the hypotenuse. mag = sqrt(15^2 + 18^2)

Source(s): Physics 1