In a decagon (a polygon with 10 sides), each vertex is joined with every other vertex by a line segment. What is the total number of segments (including the sides of the decagon)?

How do you create a data set with 8 points in it that has a mean of approximately 10 and a standard deviation of approximately 1?

Arestaurant chef made 1 1/2 jars of pasta sauce. each serving of pasta requires 1/2 of a jar of sauce. how many servings of pasta will the chef be bale to prepare using the sauce?

Tom is the deli manager at a grocery store. he needs to schedule employee to staff the deli department for no more that 260 person-hours per week. tom has one part-time employee who works 20 person-hours per week. each full-time employee works 40 person-hours per week. write and inequality to determine n, the number of full-time employees tom may schedule, so that his employees work on more than 260 person-hours per week. graph the solution set to this inequality.