Translate the description to symbolic form.The surface area for a sphere is four times the product of ? and the square of the radius.
A. 16?r2
B. 4?2r2
C. 4?r2
D. 4?r
Answer: C
Mathematics
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Find the sum.-12 + (-10) + (-8) + (-5)
A. 9 B. -11 C. 5 D. -35
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Simplify.
A. 28 B. 50 C. 27 D. 25
Mathematics
Write the decimal in numbers.Ten and six tenths
A. 0.16 B. 0.106 C. 1.6 D. 10.6
Mathematics
Find the indicated term of the geometric sequence.a6 when a1 = 
and r = 10.
A. 
B. 
C. 
D. 
Mathematics