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(a)

The angle of elevation is $\"\"$ .

Hypotenuse of right angle triangle is $\"\"$ feet.

Consider height of the roller coaster is $\"\"$ feet.

Draw a diagram using above information.

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Find the height of the roller coaster.

Trigonometric function : $\"\"$ .

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The height of the roller coaster is $\"\"$ feet.

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(a)

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(b) The height of the roller coaster is $\"\"$ feet.