If cos70 = 0.342, give another angle whose cosine is 0.343

The perimeter of a movie screen is 54 meters. the screen is 18 meters wide. how tall is it?

What is the area of mnp? 40 m2 60 m2 68 m2 127.5 m2

Aball is thrown from a height of 139 feet with an initial downward velocity of 15 ft/s. the ball's height h (in feet) after t seconds is given by the following. h=139-15t-16t^2 how long after the ball is thrown does it hit the ground? round your answer(s) to the nearest hundredth. (if there is more than one answer, use the "or" button.) t =