A surfer is riding a 7 foot wave. The angle of depression from the surfer to the shoreline is 10 degrees. What is the distance from the surfers to the shoreline?

Question

Mathematics

Maximo Raymond

23 March, 10:03

A surfer is riding a 7 foot wave. The angle of depression from the surfer to the shoreline is 10 degrees. What is the distance from the surfers to the shoreline?

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Answers (1)

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Walters · Answer 1

The distance from the surfer to the shoreline will be found as follows:

tan θ = opposite/adjacent

θ=10°

opposite=7ft

adjacent = x ft

substituting the values in our formula and solving for x we get

tan 10=7/x

hence

x=7/tan10

x=39.69897~ 39.7 ft

The surfer is 39.7 ft from the shoreline.