5. Angles of Elevation and Depression
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Recall the definition of tangent.
≈ 240.2 ft
We are given that from the position of the bus on the street, the 162-foot L'arc de Triomphe is at an angle of 34^(∘), and we are asked to evaluate how far the bus is from the arc. Let x represent this distance.
LHS * x=RHS* x
.LHS /tan34^(∘).=.RHS /tan34^(∘).
Use a calculator
Round to 1 decimal place(s)
The bus is approximately 240.2 feet away from the arc.