Height An escalator 152 feet in length rises to a platform
Chapter 4, Problem 4.80(choose chapter or problem)
Height An escalator 152 feet in length rises to a platform and makes a angle with the ground. (a) Draw a right triangle that gives a visual representation of the problem. Show the known quantities and use a variable to indicate the height of the platform above the ground. (b) Use a trigonometric function to write an equation involving the unknown quantity. (c) Find the height of the platform above the ground.
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