Perform the indicated operation.

A.
B.
C. - 
D. - 


Answer: D

Mathematics

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Find ? for 0° ? ? < 360° that satisfies the stated conditions. Round your answer to the nearest hundredth.cos ? = -0.85, tan ? < 0

A. 256.79° B. 148.21° C. 238.21° D. 211.79°

Mathematics

Find the length of the third side of the right triangle. Assume that c represents the length of the hypotenuse. Give an exact answer and, if appropriate, an approximation to three decimal places.b = 12, c = 15

A. a = 9 B. a = 10 C. a = 81 D. a = 3

Mathematics

Solve the problem.The string on a balloon is 60 mm long. What is this length measured in cm? Round to the nearest tenth if necessary.

A. 6 cm B. 600 cm C. 6000 cm D. 0.6 cm

Mathematics

Solve the inequality.512x < 8

A. x < 3
B. x < -3
C. x < - 
D. x < 

Mathematics