Sarah is planning to fence in her backyard garden. one side of the garden is 34 feet long, another side is 30 feet long, and the third side is 67 feet long. if the fencing material costs $3.00 per foot, how much will sarah’s fence cost?

There is an entrance to the computer room at point e which lies on ab and is 5 feet from point a. plot point e on the coordinate plane. find the distance from the entrance at point e to the printer at point e

Complete the solution of the equation. find the value of y when x equals to 1 9x-5y=29

Afactory makes propeller drive shafts for ships. a quality assurance engineer at the factory needs to estimate the true mean length of the shafts. she randomly selects four drive shafts made at the factory, measures their lengths, and finds their sample mean to be 1000 mm. the lengths are known to follow a normal distribution whose standard deviation is 2 mm. calculate a 95% confidence interval for the true mean length of the shafts. input your answers for the margin of error, lower bound, and upper bound.