Find the missing number.The area of a parallelogram is 440 cm2 and the height is 11 cm. Find the base.

A. 34 cm
B. 40 cm
C. 1600 cm
D. 45 cm


Answer: B

Mathematics

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Solve the problem.The shape and density of a thin shell are indicated below. Find the coordinates of the center of mass.Shell: "nose" of the paraboloid x2 + y2 = 2z cut by the plane z = 4Density: ? = 

A.
B.
C.
D.

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Find the foci of the ellipse.36x2 + 100y2 = 3600

A. (0, ±8) B. (±10, 0) C. (±36, 0) D. (±8, 0)

Mathematics

Solve using Cramer's rule.3x + 2y = 223x - 3y = -3

A. (-5, 4) B. (-4, -5) C. (5, 4) D. (4, 5)

Mathematics