Solve the problem.A circle has a circumference of 38? m. Find the radius of the circle.
A. 6 m
B. 38 m
C. 19 m
D. 10 m
Answer: C
Mathematics
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Use trial and error to factor the trinomial, or state that the trinomial is prime.20x2 + 23x + 6
A. (4x - 3)(5x - 2) B. prime C. (20x + 3)(x + 2) D. (4x + 3)(5x + 2)
Mathematics
Use a calculator to approximate the root to the nearest thousandth.- 
A. -9.899 B. -98.000 C. -9.896 D. -9.904
Mathematics
Use a calculator to find the value. Give answers as real numbers and round to 4 decimal places, if necessary.sin (arctan 2)
A. 0.8944 B. Undefined C. 0 D. -0.8172
Mathematics
Represent each given condition using a single variable, x.The length and width of a rectangle whose width is two times its length.
A. width = x; length = x + 2 B. length = x; width = 2x C. width = x; length = 2x D. length = x; width = x + 2
Mathematics