Inverse Functions Answers

A surveyor is standing 550 feet from the base of a redwood tree in the California Redwood Forest. The tree is 362 feet tall. Sketch a drawing that models the situation and then find the angle of elevation of the top of the tree from the spot where the surveyor is standing.

Find tan A for the triangle below.

Find tan A for the triangle below.

Find θ in the triangle. Round to the nearest degree.

Find tan A for the triangle below.

Which is NOT an example of the three trigonometric reciprocals of sine, cosine and tangent?

The Sears Tower in Chicago is 1454 feet high. Sketch and find the angle of elevation from a point 750 feet from the base to the top of the tower. Relate your answer to the nearest tenth.

Use a calculator to find an angle that has a tangent of . Round your answer to the nearest degree. Verify your answer by using a right triangle.

Find the angle with a tangent ratio of 0.9325.

A mini toy helicopter ascends 50 feet vertically, then flies horizontally 200 feet. Find the angle of elevation to the helicopter now as seen by an observer at the takeoff point. Round to the nearest degree.