b) In the figure alongside, o is the cente of circle, P the mid-point of the chord XY. If ZPOY = a, XY = 18 cm and OY = 15 cm, find the , trigonometric ratios of sina and tana.

Which of the following is the true for f(x) = 5cos

One of every 20 customers reports poor customer service on your company’s customer satisfaction survey. you have just created a new process that should cut the number of poor customer service complaints in half. what percentage of customers would you expect to report poor service after this process is implemented? 1.) 5% 2.) 10% 3.) 2% 4.) 2.5%

The moats separating people from the animals are 5 m wide for lions and 4 m wide for the elephants. if the lion’s moat is 4 m deep, how deep should the elephants’ moat be?