An amusement park is building a new water slide which is supported by beams of 40 feet and 25 feet. To support the weight of the ride effectively, a support beam (EF) needs to be added to hold the guide wires (AC and BD) in place. What will the height of the support beam need to be for this new ride?

Volume of cylinder with a radius of 8cm and height of 25 cm

Ray ce is the angle bisector of zacd, which statement about the figure must be true? mzecd-mzecb mzace « 4mzacd zace - zdcb zecd zacd save and exit

The management of a supermarket wants to adopt a new promotional policy of giving a free gift to every customer who spends more than a certain amount per visit at this supermarket. the expectation of the management is that after this promotional policy is advertised, the expenditures for all customers at this supermarket will be normally distributed with a mean of $95 and a standard deviation of $20. if the management wants to give free gifts to at most 10% of the customers, what should the amount be above which a customer would receive a free gift?