Find the area of the shaded regions. Use ? ? 3.14 and round to the nearest tenth.
A. 179 m2
B. 379.9 m2
C. 18.8 m2
D. 201 m2
Answer: A
Mathematics
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The rectangular coordinates of a point are given. Find polar coordinates for the point.(100, -30) Round the polar coordinates to two decimal places, with ? in degrees.
A. (104.40, 106.70°) B. (104.40, 16.70°) C. (104.40, -16.70°) D. (104.40, -106.70°)
Mathematics
Which of the following equation represents y as a function of x? ?
A. y2= 9 -x B. y3 = x+ 9 C. y2 = x + 9 D. x2 + y = 9 E. x2 + y2 = 9
Mathematics
Graph.f(x) = -6(x + 9)2 - 4
A. 
B. 
C. 
D. 
Mathematics
Determine whether the graph is the graph of a function.
A. Function B. Not a function
Mathematics