Convert the equation given in polar form into rectangular form.r = 2 csc ?
A. x = 2
B. y2 = 2
C. x2 + y2 = 2
D. y = 2
Answer: D
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and the cylinder 
A. 
(3? - 4)
B. 
(3? - 4)
C. 
(3? - 4)
D. 
(3? - 4)
Solve.A buyer plans to sell a certain group of dresses in her store for $45 each. She needs to achieve a 65% markup over her cost. What should she pay her supplier per dress in order to meet her goal? (Round to the nearest cent.)
A. $32.57 B. $27.27 C. $19.42 D. $41.31
Given a normal distribution with mean 120 and standard deviation 5, find the number of standard deviations the measurement is from the mean. Express the answer as a positive number.114.2
A. 1.16 B. 2.4 C. 2.12 D. 1.2
Solve the problem.Gloria collected 19 fantail and comet goldfish. There were 7 fewer fantails than comets. How many comets did Gloria have?
A. 12 comets B. 6 comets C. 10 comets D. 13 comets