A traveler is walking on a moving walkway in an airport. The traveler must walk back on the walkway to get a bag he forgot. The traveler's ground speed is 1 ft/s against the walkway and 9 ft/s divided by s with the walkway. What is the traveler's speed off the walkway? What is the speed of the moving walkway?

the correct answer is x/3+10≥32

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answer

d. 10

explanation

the distance from point y to wx is the height of the triangle.

using pythagoras theorem,

group similar terms to get,

this implies that,

take positive square root of both sides to get,

this implies that,

1/8 3/16 3/4

step-by-step explanation:

you put them as all the same denominator and multiply