Determine the area of the triangle. If necessary, round the answer to two decimal places. 
A. 4.79
B. 9.58
C. 13.16
D. 19.15
Answer: A
Mathematics
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Simplify the rational expression. If the expression is already in simplest form, state this as your answer.
A. 
B. 
C. 
D. 
Mathematics
Replace the polar equation with an equivalent Cartesian equation.r2 = 36r cos ?
A. x = 36 B. (x - 18)2 + y2 = 324 C. x2 + (y - 18)2 = 324 D. (x - 18)2 + y2 = 0
Mathematics
Fill in the missing value.52,814 mL = _____________ daL
A. 528,140 B. 0.52814 C. 5.2814 D. 52.814
Mathematics
Add using the number line.-6 + 1 
A. 5 B. -7 C. 7 D. -5
Mathematics