Respuesta :

Answer:

10 ft (Choice D)

Step-by-step explanation:

Use the Pythagorean Theorem, which states that a^2 + b^2 = c^2

The length of the ladder is the hypotenuse, or c^2.

6^2 + 8^2 = c^2

36 + 64 = c^2

100 = c^2

Take the square root of both sides:

10 = c