A wheelchair ramp needs to be put in place at the new movie theatre. The door to the theatre is 5 feet off the ground and the ramp will measure 13 feet. How far away from the door will the ramp begin? Round to the nearest tenth if necessary.


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Ray Dart Profile
Ray Dart answered

Using Pythagoras.

13^2 = 5^2 +x^2 when x is the distance from the door.

169 = 25 + x^2

144 = x^2

x = 12

12 feet

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