Find area of figure. Round to the nearest hundredth if necessary.
(Use 3.1 4 for ? .)
A. Not enough data
B. 31.19 m2
C. 32.24 m2
D. 51.47 m2
Answer: C
Mathematics
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Solve the equation 
. Round your answer to two decimal places.
?
A. There is no solution.
B. ?
C. ?
D. 
Mathematics
Solve the problem.A sailboat leaves port on a bearing of S72°W. After sailing for two hours at 12 knots, the boat turns 90° toward the south. After sailing for three hours at 9 knots on this course, what is the bearing to the ship from port? Round your answer to the nearest 0.1°.
A. N24.6°E B. S24.6°W C. N23.6°E D. S23.6°W
Mathematics
Identify the equation as a parabola, circle, ellipse, or hyperbola.9y2 - 9x2 = 81
A. Ellipse B. Parabola C. Circle D. Hyperbola
Mathematics
Give the exact value.cos 210°
A. 
B. - 
C. 
D. - 
Mathematics