Respuesta :

Answer:

5

Step-by-step explanation:

It's a 3-4-5 triangle -- so it would be 5

Or, you can apply Pythagorean theorem:

Let r = ramp

then

r^2 = 3^2 + 4^2

r^2 = 9 + 16

r^2 = 25

r = 5 feet

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