Convert the angle from radians to degrees.- 
A. -45°
B. -45?°
C. 1°
D. -1°
Answer: A
Mathematics
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State the number of significant digits and the implied precision of the given number.9100.0
A. 5 significant digits, precise to the nearest 100 B. 5 significant digits, precise to the nearest tenth C. 3 significant digits, precise to the nearest tenth D. 2 significant digits, precise to the nearest 100
Mathematics
Determine if A ? B or A ? B.A = {4, 6, 8}B = {3, 4, 5, 6, 8}
A. A ? B B. A ? B
Mathematics
Multiply and simplify.
A. 15
B. -15
C. 25
D. -25
Mathematics
All references are to the figure below. The distance between A and P is x, and the distance between A and C is y. 
Assuming that y = 87 and r = 40. find A and x.
A. A ? 20°, x ? 50 B. A ? 20°, x ? 60 C. A ? 25°, x ? 56 D. A ? 25°, x ? 55
Mathematics