Solve the problem.Two angles are complementary if the sum of their measures is 90°. If the measure of one angle is given by 
and the measure of its complement is given by 
find the measures of the two angles.
A. 80°, 100°
B. 9°, 81°
C. 40°, 50°
D. 18°, 72°
Answer: C
Mathematics
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Graph the inequality.7x - 11y + 38.5 > 0
A. 
B. 
C. 
D. 
Mathematics
Factor completely.28x2y2 + 31xy + 6
A. (4xy + 1)(7xy + 6) B. (4xy + 1)(7xy - 6) C. (4xy - 1)(7xy - 6) D. (4xy - 1)(-7xy + 6)
Mathematics
Determine whether a linear or quadratic function would be a more appropriate model for the graphed data. If linear, tell whether the slope should be positive or negative. If quadratic, decide whether the coefficient 
of x2 should be positive or negative. CRIME STATISTICS 
Years since 1990
A. Linear; positive B. Quadratic; positive C. Quadratic; negative D. Linear; negative
Mathematics
Solve the system by graphing.x - y = 4x + y = 4
A. (0, - 4) B. (- 4, 0) C. (0, 4) D. (4, 0)
Mathematics