A helicopter is flying at an elevation of 575 feet directly above a horizontal highway. Two motorists are driving cars on the highway. The angle of depression to one car is 28° and the angle of depression to the other car is 35°. How far apart are the cars to the nearest foot?

Your vet has placed your pet on a diet. the diet is to contain at least 12 mg of fat and at least 14 mg of protein per serving. these requirements are to be obtained from two food sources. source a contains 2 mg of fat and 2 mg of protein per serving. source b contains 1 mg of fat and 3 mg of protein per serving. if source a sells for $1.28 per serving and source b sells for $1.12 per serving, how many servings of each type should be purchased to satisfy the requirements at minimal cost?