The surface area of this cylinder is 2,543.4 square yards. What is the height?

News cameras take an overhead picture of a crowd at an outdoor event journalist then count the total number of people in the picture and use the sample of estimate the total number of people in the crowd this process is an example of

Which of these is and example of a literal equation? a) 6+30=6^2 b)3x-4y c)12=9+3x d)ax-by=k

What is the name of a polygon that has four congruent sides and theses angle measures 60,120,60,120?