Construct a frequency polygon. 
A. Frequency
| Number of vacation days |
B. Frequency
| Number of vacation days |
Answer: A
Mathematics
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Solve the problem.Find sin (?), given that cos (?) = 
and sin (?) > 0.
A. 
B. - 
C. 
D. - 
Mathematics
Use the end behavior of the graph of the polynomial function to determine whether the degree is even or odd and determine whether the leading coefficient is positive or negative.
A. odd; positive B. odd; negative C. even; negative D. even; positive
Mathematics
If y varies directly as x, find the direct variation equation for the situation.y = 0.8 when x = 0.2
A. y = x + 0.6 B. y = 4x C. y = 0.25x D. y = 0.2x
Mathematics
Find the foci of the ellipse whose equation is given.25(x + 3)2 + 36(y + 1)2 = 900
A. foci at (-1 + 
, -3) and (-1 - 
, -3)
B. foci at (-3 + 
, -1) and (-3 - 
, -1)
C. foci at (- 
, -1) and (
, -1)
D. foci at (-3 + 
, -3) and (-3 - 
, -3)
Mathematics