Find the area of the trapezoid.The height is 1 cm and the bases are 19 cm and 25 cm.

A. 22 cm2
B. 44 cm2
C. 22.5 cm2
D. 237.5 cm2


Answer: A

Mathematics

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Find the center of mass of a thin plate of constant density covering the given region.The region bounded by the parabola x = y2 and the line x = 1

A.  =  = 0
B.  = 0,  = 
C.  =  = 0
D.  = 1 = 0

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Find the time-and-a-half rate for the regular rate.$10

A. $17.50 B. $15.00 C. $20.00 D. $14.00

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Find all cube roots of the complex number. Leave answers in trigonometric form.125i

A. 5 cis 30°, 5 cis 150°, 5 cis 270° B. 5 cis 60°, 5 cis 180°, 5 cis 300° C. 1, -1, -i D. 5 cis 0°, 5 cis 120°, 5 cis 240°

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Write the equation of the graph in its final position.The graph of y = 2x is translated 2 units to the right and then 9 units upward.

A. y = 2x + 2 + 9 B. y = 2x - 9 + 2 C. y = 2x + 9 + 2 D. y = 2x - 2 + 9

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