Find the unknown length in the right triangle. If necessary, approximate the length to the nearest thousandth.
14 cm
A. 106 cm
B. 212 cm
C. 9 cm
D. 14.56 cm
Answer: D
Mathematics
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Find the nth term an of the geometric sequence.1.4, -0.7, 0.35, -0.175, . . .
A. an = -1.4(0.05)n B. an = -1.4(0.5)n-1 C. an = 1.4(-0.5)n-1 D. an = 1.4(-0.5)n
Mathematics
Find the area of triangle ABC (see the figure) with the given information. Round to the nearest tenth. 
? = 36.2°, b = 11.5, a = 13.2
A. 70 B. 39.1 C. 75.9 D. 44.8
Mathematics
Solve the system of linear equations by the method of elimination; find (x, y).
a. No solution
b. Infinitely many solutions
c. (–3, –7)
d. (–7, –3)
Mathematics
Translate the problem to an equation. Do not solve.The product of twice a number and 11 is 132.
A. 22x = 132x B. 2x + 11 = 132 C. 22x = 132
Mathematics