Express the statement as an equation involving the indicated variables.The volume V of a cube is the cube of the length x of a side.

A. V = x2
B. V = 
C. V = 3x
D. V = x3


Answer: D

Mathematics

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Solve.A rectangular board is 4 ft by 12 ft. How far from the center of the board should the foci be located in order to cut the largest elliptical tabletop from the board?

A. 5.7 ft B. 0.3 ft C. 2.0 ft D. 4.0 ft

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Find the perimeter (P) of each figure.

A. 420 m B. 36 m C. 94 m D. 50 m

Mathematics

The terminal side of an angle in standard position passes through the given point. Write all posssible degree measures of this angle.(0, -3)

A. 90° + n ? 360°, n any integer B. 0° + n ? 360°, n any integer C. 270° + n ? 360°, n any integer D. 180° + n ? 360°, n any integer

Mathematics

Write out the sum and evaluate.

A.  22 + 2 + 2 + 2; 441
B.  +  +  +  + ; 441

C.  +  +  +  + ; 121


D.  +  +  +  + ; 121

Mathematics