Refer to this figure to answer the question. Assume 
and 
are parallel.
Is ?GHD a right angle?
A. No
B. Yes
Answer: A
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Graph the equation.f(x) = x2 - 1
A. 
B. 
C. 
D. 
Suppose a firm increases its sales using existing fixed assets. Everything else equal, what effect will the increase in sales have on the firm's degree of operating leverage (DOL)?
A. The DOL should increase. B. The DOL should decrease. C. The DOL should not change, because the amount of fixed asset does not change. D. The DOL should increase if fixed operating costs represent a significant proportion of total operating costs; otherwise, the DOL should decrease. E. Because the fixed operating costs are not know, the impact on DOL cannot be determined.
Approximate the area of the circle using 3.14 for ?.
A. 40.82 cm2 B. 81.64 cm2 C. 132.665 cm2 D. 530.66 cm2
Provide an appropriate response.If an equation indicates multiplication, you would perform subtraction to isolate the variable.
A. True B. False