In guiding a ship past dangerously shallow water, a lighthouse attendant must determine the distance of the ship from the lighthouse. The attendant sights a ship at a 15° angle of depression. If the lighthouse is 200 ft. high, how far is the ship from the lighthouse?

Find the area of the triangle formed by the origin and the points of intersection of parabolas y=−3x^2+20 and y=x^2−16.

Need to finish my juan wants to build a greenhouse in his back yard. he needs to maximize the ratio of floor area to structure volume in order to provide the most room for plants while minimizing the area to be heated. find the description of the structure that best meets juan’s criteria. a.) a hemisphere with a diameter of 12 feet b.) a cube with a side length of 12 feet c.) a cone with a diameter of 12 feet and a height of 10 feet d.) a square pyramid with a base side length of 12 feet and a height of 9 feet

Would greatly appreciate these 3 answers