A pale is 2.8 units is erected at the center of a circular park. The distance from the base of the pole to the edge of the park is 2.1 units. What is the distance from the top of the pole to the edge of the park?

Sam is a waiter at a local restaurant where he earns wages of $5 per hour sam figures that he also eams about $3 in tips for each person he serves sam works 6 hours on a particular day. if n represents the number of people sam serves that day, which of the following functions could sam use to figure ehis total earings for the do o a. en) = 30 o b. en) = 5n+ 18