The surface area of a cylinder is given by the formula SA = 2r2 + 2rh, where r is the radius of the cylinder and h is the height of the cylinder. If the surface area of a cylinder with a height of 22 centimeters is 208 square centimeters, then what is the radius of the cylinder?
A.
16 centimeters
B.
2 centimeters
C.
8 centimeters
D.
4 centimeters

Agroup of randomly selected apple valley high school students were asked to pick their favorite gym class. the table below shows the results of the survey. there are 528 students at apple valley high school. gym class number of students racquet sports 1 team sports 9 track and field 17 bowling 13 based on the data, what is the most reasonable estimate for the number of students at apple valley high school whose favorite gym class is bowling? choose 1 answer a. 9 b. 13 c. 119 d. 172

Lola says these two expressions have the same value. expression a expression b which explains whether lola is correct?

Acomputer store buys a computer system at a cost of $370.80. the selling price was first at $ 618, but then the store advertised a 20 % markdown on the system. answer parts a and b. a. find the current sale price.