The width of a rectangular is 4 feet, and the diagonal length of the rectangle is 13 feet. Which measurement is closest to the length of this rectangle in feet? A. 9ft B.17ft C.12.4 D. 13.6

Respuesta :

Answer:

It would be Choice C, 12.4 feet.

Step-by-step explanation:

By using Pythagoras Theorem a² + b² = c²

c²- b²= a²

13²-4²=

169 - 16 = √153

√153 = 12.3693168769

12.3693168769 ≅ 12.4