Answer:
x ≈ 10.7 ft.
Step-by-step explanation:
Given triangle in the picture is a right triangle.
By applying Pythagoras Theorem in this triangle.
(Hypotenuse)² = (Leg 1)² + (Leg2)²
(14)² = x² + 9²
x² = (14)² - 9²
[tex]x=\sqrt{196-81}[/tex]
[tex]x=\sqrt{115}[/tex]
x = 10.72
x ≈ 10.7 ft.
