Find the shaded area in each figure.
A. 306 m2
B. 72 m2
C. 378 m2
D. 450 m2
Answer: A
Mathematics
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Solve the equation.0.31(x + 20) + 0.42(x + 85) = -34.75
A. {65} B. {-105} C. {105} D. {-65}
Mathematics
Describe the graph of the polar equation.r cos ? = 12
A. Horizontal line through (0, 12) B. Line with slope 12 passing through the origin C. Circle centered at origin with radius 12 D. Vertical line through (12, 0)
Mathematics
Multiply the expressions.(3m + 1)2
A. 9m2 + 1 B. 3m2 + 1 C. 9m2 + 6m + 1 D. 3m2 + 6m + 1
Mathematics
Solve the system of equations by graphing.
A. 
B. 
C. 
D. 
E. 
Mathematics