Solve the problem.A figure skater must trace a figure eight on the ice that consists of two perfect circles, each with a radius of 11 feet. How far does the skater go one time around the figure eight? Use 3.14 for ?. Round your answer to the nearest tenth.
A. 138.2 ft
B. 32.5 ft
C. 34.5 ft
D. 69.1 ft
Answer: A
Mathematics
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Find the median for the given sample data.2, 12, 16, 21, 30, 30, 49Find the median for the data.
A. 16 B. 25.5 C. 30 D. 21
Mathematics
Express the given number in exponential form.7 - j
A. 7.07e6.14j B. 7.07e-0.142j C. 7.07e-1.43j D. 7.07e4.85j
Mathematics
Solve the problem.Use the formula s = r? to determine the value of s in the figure. Round to two decimal places, if necessary.
A. 3.82 in. B. 21.21 in. C. 1215 in. D. 2.36 in.
Mathematics
Factor.12y2 + 25y + 12
A. (12y + 3)(y + 4) B. (4y + 3)(3y + 4) C. (4y - 3)(3y - 4) D. Prime
Mathematics