Find the circumference of the circle. Use ? ? 3.14 and round to the nearest hundredth.
A. 5.715 mi
B. 63.585 mi
C. 28.26 mi
D. 14.130 mi
Answer: C
Mathematics
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Simplify. Assume that all variables represent positive numbers.
A. 
B. 
C. 
D. 
Mathematics
Perform the indicated operations and simplify the result. Leave the numerator and denominator in your answer in factored form.
A. 18 B. 2x C. x2 D. -18
Mathematics
Perform the operations. [8z + (-7z + 7)] + [-(-8z - (-10 + 3z)) - 6z]
A. 14z + 3 B. 6z - 3 C. -4z + 17 D. -16z + 17
Mathematics
Simplify the expression.
A. 
B. 
C. 
D. 
Mathematics