Can someone me and explain? a machine part consists of two cylinders aligned along the same vertical axis. a scale drawing of the part is represented below. the part is cut in half through the vertical axis. what is the total area, in square inches, of the actual two-dimensional cross-section that is the result of the cut? a. 42 sq in. b. 72 sq in. c. 126 sq in. d. 216 sq in.

Lassify the function as linear or quadratic and identify the quadratic, linear, and constant terms. f(x) = (3x + 2)(−6x − 3) linear function; linear term: −21x; constant term: −6 linear function; linear term: −18x2; constant term: −6 quadratic function; quadratic term: 6x2; linear term: 24x; constant term: −6 quadratic function; quadratic term: −18x2; linear term: −21x; constant term: −6

Arrange these numbers from least to greatest 3/5 5/7 2/9

Adj has a total of 1075 dance and rock songs on her system. the dance selection is 4 times the size of the rock selection. write a system of equations to represent the situation.