The light from the lamp casts a shadow of a man standing 15ft away from the lamppost, the shadow is 5ft long. the angle of elevation from the tip of the shadow to the lamp is 50degrees. to the nearest foot, the lamppost is how tall?

The triangles in the diagram are congruent. if mzf = 40°, mza = 80°, and mzg = 60°, what is mzb?

The computer that controls a bank's automatic teller machine crashes a mean of 0.6 times per day. what is the probability that, in any seven-day week, the computer will crash less than 5 times? round your answer to four decimal places

Solve the proportion of 16/50=x/156.25