Which expression can be used to find the surface area of the following square pyramid? A. 16+20+20+20+20

B. 16+10+10+10+10

C. 16+20

D. 16+10+10+10

Jessica is a custodian at oracle arena. she waxes 20 m2 of the floor in 3/5 of an hour. jessica waxes the floor at a constant rate. at this rate how many sqaures meters can she wax per hour

The human resources manager at a company records the length, in hours, of one shift at work, x. he creates the probability distribution below. what is the probability that a worker chosen at random works at least 8 hours? probability distribution px(x) 6 hours 7 hours 8 hours 9 hours 10 hours 0.62 0.78 пол

Ron has 8 caps and 4 of his caps are blue. thes rest of his cap are red. how many of ron's caps are red