Find the volume and surface area of the composite figure. Give four answer in terms of π. The figure shows a compound solid that consists of a right cylinder with a hemisphere on top of it. The height of the right cylinder is equal to 12 inches. The diameters of both the right cylinder and the hemisphere are equal to 4 inches.

The monthly texting plan of all star cell is $11 per month and $0.25 per text. the monthly texting plan of top line cell is $14 per month and $0.15 per text. a student wants to set up a system of equations to find the number of texts for which the total monthly cost of the two companies is the same. he uses the variables x and y. he lets y represent the total monthly cost. what will x represent? x = number of texts x = cost of the total number of texts x = total monthly cost x = cost of each text