A man stands on the shore 85cm from a light house. When he looks at the top of the lighthouse, the angle of elevation created is 44. Calculate how tall the light house is and explain how you found you answer.

Which measure is equivalent to 110 ml? 0.0110 l 0.110 l 1.10 l 11,000 l

Find the equation of a line whose slope is 2/5 and y- intercept is 2.write your answer in the form 1) ax+by+c=02) x/a+y/b=1

Apinhole camera is made out of a light-tight box with a piece of film attached to one side and pinhole on the opposite side. the optimum diameter d(in millimeters) of the pinhole can be modeled by d=1.9[ (5.5 x 10^-4) l) ] ^1/2, where l is the length of the camera box (in millimeters). what is the optimum diameter for a pinhole camera if the camera box has a length of 10 centimeters