Question

Help Please! The diagonal length of a rectangle is 19 inches, and the length of the rectangle is 7 inches. Which measurement is closest to the width of this rectangle in inches? 12 in. 17.7 in. 20.2 in. 26 in.

Answer 1

17.7 inches

Explanation:

Use the Pythagorean Theorem.

length² + width² = diagonal²

width² = diagonal² - length² = 19² - 7² = 312

width = √312 ≅ 17.7 inches