From the top of a 200 foot lighthouse, the angle of depression to a ship in the ocean is 13°. How far is the ship from the base of the lighthouse? Round your answer to the nearest foot.

Q: If the distance e from a point directly below the plane in the picture to a radar station is 125…

A: Solution: The objective is to find the distance from the plane to the ground

Q: A man is standing near a radio station antenna and observes that the angle of elevation to the top…

A: Redraw the diagram as shown below:

Q: There is an escalator that is 1083.6 feet long and drops a vertical distance of 196.1 feet. What is…

A:

Q: A 50ft tower is located on the edge of a river. The angle of elevation between the opposite bank and…

A:

Q: To estimate the height of a building, a student stood a certain distance from a building and…

A:

Q: An ant looks up at a UFO at an angle of elevation of 23 degrees. The ant noticed that the shadow of…

A:

Q: The height of an inaccessible cliff needs to be calculated. From a boat, which is 187 meters out…

A:

Q: The lifeguard stand is 10 ft high. A lifeguard is looking down at a swimmer in a swimming pool.…

A: Given Data: The height of the lifeguard stand is: h=10 ft The angle of depression is: ∠L=41° The…

Q: ************ **** Plot the point that has the given polar coordinates. (2, ) R/2 R/2 T/?

A:

Q: An observer on a ship sights a mountain cliff at a 32-degree angle. The cliff is 1250 feet above sea…

A:

Ratios

A ratio is a comparison between two numbers of the same kind. It represents how many times one number contains another. It also represents how small or large one number is compared to the other.

Trigonometric Ratios

Trigonometric ratios give values of trigonometric functions. It always deals with triangles that have one angle measuring 90 degrees. These triangles are right-angled. We take the ratio of sides of these triangles.