Describe the curve defined by the given parametric equations.x = 9 cos t, y = 9 sin t; 0 ? t ? ?
A. Lower portion of a parabola
B. Upper portion of a circle
C. Line segment
D. Lower portion of a circle
Answer: B
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Determine whether the pair of fractions is equivalent.
and 
A. equivalent B. not equivalent
Find the perimeter of the specified triangle. Assume the triangles are similar.Find the perimeter of the triangle on the left.
A. 50 m B. 140 m C. 95 m D. 230 m
Solve the problem.Julie bought a dress originally costing $95.67. When she brought the dress to the counter, the agent told her that it was discounted $9.57. What is the sales price for the dress?
A. $86.10 B. $76.10 C. $9.57 D. $85.67
Describe the transformations that produce the graph of g from the graph of f.f(x) = x2 ; g(x) = (x - 10)2 - 7
A. Shift 7 units to the right and 10 units downward. B. Shift 10 units to the right and 7 units downward. C. Shift 10 units to the left and 7 units upward. D. Shift 10 units to the left and 7 units downward.