Solve the problem.Find the area A and circumference C of a circle of radius 6 in..
A. A = 36? in.2; C = 9? in.
B. A = 81? in.2; C = 18? in.
C. A = 324? in.2; C = 9? in.
D. A = 18? in.2; C = 18? in.
Answer: B
Mathematics
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Find the volume of the sphere satisfying the given condition. Approximate values to the nearest tenth.diameter = 10 in.
A. 104.7 in.3 B. 4186.7 in.3 C. 294.4 in.3 D. 523.3 in.3
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Simplify the expression.- 
x + 
+ 
x - 2
A. 
x - 
B. 
x - 
C. 
x + 
D. - 
x - 
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