Solve the problem.The radius, r, of a sphere can be found using the formula 
where S is the surface area. If the surface area is 15,483 square inches, what is the radius? (Use 3.14 for ?, and round your answer to the nearest tenth of an inch.)
A. 35.1 in.
B. 110.2 in.
C. 62.2 in.
D. 70.2 in.
Answer: A
Mathematics
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Determine the sum or difference in the given clock arithmetic.2 + (4 - 5) (clock 6)
A. 3 B. 2 C. 1 D. 4
Mathematics
Specify the center and radius of the circle.x2 + y2 + 4x + 18y + 4 = 0
A. center: (9, 2); radius: 81 B. center: (2, 9); radius: 81 C. center: (-9, -2); radius: 9 D. center: (-2, -9); radius: 9
Mathematics
Solve the equation by factoring.12x2 - 5x - 25 = 0
A. {
, - 
}
B. {- 
, - 
}
C. {- 
, 
}
D. {
, 
}
Mathematics
Find the remaining trigonometric functions of ? if 
and ? terminates in QII.
?
A. ?
,
, 
,
,
B. 
,
, 
,
,
C. ?
,
, 
,
,
D. ?
,
, 
,
,
E. 
, 
, 
,
,
Mathematics