Find the requested measurement. Use ? ? 3.14 and round your answer to the nearest hundredth.Find the area.
A. 270.04 yd2
B. 135.02 yd2
C. 5805.86 yd2
D. 1451.47 yd2
Answer: D
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Find the largest open interval where the function is changing as requested.Decreasing y = 
+ 7
A. (0, ?) B. (7, ?) C. (-7, 0) D. (-7, 7)
Remove any dominated strategies and find the optimum strategy for each player. 
A. A: 1: 3/14, 2: 11/14 B: 1: 1/7, 2: 6/7 B. A: 1: 1/14, 2: 13/14 B: 1: 11/14, 2: 3/14 C. A: 1: 1/7, 2: 6/7 B: 1: 1/14, 2: 13/14 D. A: 1: 1/14, 2: 13/14 B: 1: 1/7, 2: 6/7
Provide an appropriate response.If the trinomial 
is a perfect square, what can we conclude about the equationax2 + bx + c = 0?
A. The equation has no real solutions. B. The equation has one irrational solution. C. The equation has two rational solutions. D. The equation has one rational solution.
Solve the equation for ? if 
. Give your answer in degrees.
?
sin 2? + cos ? = 0
?
A. 90°, 210°, 270°, 330° B. 30°, 90°, 150°, 270° C. 0°, 120°, 180°, 240° D. 210°, 330° E. 0°, 60°, 180°, 300°