Find the perimeter of the polygon. You may first need to find the measures of the unknown sides. Assume that all angles are right angles. The polygon is not drawn to scale.
A. 112 cm
B. 100 cm
C. 438 cm
D. 94 cm
Answer: B
Mathematics
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Sketch D and g(D) from the description of D and change of variables 
u = xy, v = 
where D is the rectangle 1 ? x ? 4, 
? y ? 2
?
A.
 ? |  |
B. None of these.
C.
 ? |  |
D.
 ? |  |
Mathematics
Solve the problem.Find the foci and asymptotes of the following hyperbola:16x2 - y2 = 16
A. Foci: (4, 0), (-4, 0); Asymptotes: y = 
x, y = - 
x
B. Foci: (
, 0), (-
, 0); Asymptotes: y = 
x, y = - 
x
C. Foci: (0, 
), (0, -
); Asymptotes: y = 4x, y = -4x
D. Foci: (
, 0), (-
, 0); Asymptotes: y = 4x, y = -4x
Mathematics
Solve the rational inequality and graph the solution set on a real number line. Express the solution set in interval notation.
? 0
A. 
B. 
C. 
or (3, ?)
D. 
Mathematics
Find 
Mathematics