Find the radian measure of a central angle ? in a circle of radius r, assuming that ? intercepts an arc of length s. Round your answer to three decimal places when necessary.r = 14.1 in., s = 22 in.
A. 0.641
B. 310.2
C. 1.56
D. 4.902
Answer: C
Mathematics
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Rewrite without rational exponents, and simplify, if possible.(16x)7/2
A. 2
B. 128
C. 16,384x3
D. 16,384
Mathematics
Graph the linear inequality.y ? 3x
A. 
B. 
C. 
D. 
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Find the sum.20 + [(-2) + (-19)]
A. 3 B. 37 C. -1 D. 41
Mathematics
Find the perimeter of the polygon.
A. 48 in. B. 38 in. C. 95 in. D. 46 in.
Mathematics