A person is watching a boat from the top of a lighthouse. The angle of depression from the person to the boat is 28° . The lighthouse is 200 feet tall. How far away is the boat? Round to the nearest foot.

Need ! give step by step solutions on how to solve number one [tex]\frac{9-2\sqrt{3} }{12+\sqrt{3} }[/tex] number two [tex]x+4=\sqrt{13x-20}[/tex] number three (domain and range) [tex]f(x)=2\sqrt[3]{x} +1[/tex]

What is the average rate of change for this function for the interval from x=2 to x=4 ?

Miss henderson wants to build a fence around a rectangular garden in her backyard in the scale drawing the perimeter of the garden is 14 in of the actual length of a b is 20 ft how many feet of fencing what you need