Solve.46 ? y = 24.38

A. 21.62
B. 0.053
C. 5.3
D. 0.53

Answer: D

Mathematics

Find the greatest common factor of the numbers.38 and 95

A. 10 B. 190 C. 19 D. 18

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Mathematics

Find the area of the circle with the given radius or diameter. Use ? ? 3.14.d = 20 cm (Round your answer to the nearest tenth if necessary.)

A. A ? 62.8 cm2 B. A ? 1256 cm2 C. A ? 125.6 cm2 D. A ? 314 cm2

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Mathematics

Solve for x. Assume that a and b represent positive real numbers.x2 - a2 - 81 = 0

A. {, - }
B. {a² + 81, a² - 81}
C. {, - }
D. {, - }

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Mathematics

Give the center and radius of the circle described by the equation and graph the equation.(x + 2)2 + (y - 3)2 = 9

A. center (- 2, - 3), r = 3

B. center (2, 3), r = 3

C. center (- 2, 3), r = 3

D. center (2, - 3), r = 3

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Mathematics