Find the area.
?
?
A. 
B. 
C. 
D. 
E. 
Answer: B
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Find the x- and y-intercepts of the graph.
A. (1, 0), (0, 7) B. (-1, 0), (0, 7) C. (-7, 0), (0, 7) D. (-1, 0), (0, -7)
This model is of the form f(x) = mx + b. Determine what m and b signify.The cost, in dollars, of a one-day car rental is given by 
where x is the number of miles driven.
A. $0.19 is the cost per day to rent the car and $28 is the cost per mile. B. $28 is the cost per day to rent the car and $0.19 is the cost per mile. C. $28 is the cost per day to rent the car and $19 is the extra cost for unlimited miles. D. $19 is the cost per day to rent the car and $0.28 is the cost per mile.
Determine whether the variation between the indicated quantities is direct or inverse.The balance on your credit card and the amount of available credit
A. Inverse B. Direct
A triangle with vertices at (x1, y1), (x2, y2), and (x3, y3) has area equal to the absolute value of D, where 
. Use this information to solve the problem.Use D to find the area of the triangle shown.
A. 31.25 B. 31.5 C. 30.0 D. 29.75