Use the reference angle to find the exact value of the expression. Do not use a calculator.tan 
A. 
B. 
C. -
D. 
Answer: D
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Find the indicated probability or percentage for the normally distributed variable.A machine produces bolts with a mean diameter of 0.30 inches and a standard deviation of 
The diameters are approximately normally distributed. What is the probability that a randomly selected bolt will have a diameter greater than 
A. 0.977 B. 0.023 C. 0.477 D. 0.046
Solve the problem.From a thin piece of cardboard 30 in. by 30 in., square corners are cut out so that the sides can be folded up to make a box. What dimensions will yield a box of maximum volume? What is the maximum volume? Round to the nearest tenth, if necessary.
A. 20 in. by 20 in. by 5 in.; 2000 in.3 B. 10 in. by 10 in. by 10 in.; 1000 in.3 C. 15 in. by 15 in. by 7.5 in.; 1687.5 in.3 D. 20 in. by 20 in. by 10 in.; 4000 in.3
Solve by using the addition and multiplication properties of inequalities.30n - 35 ? 5(5n - 13)
A. n ? -6 B. n ? -6 C. n < -6 D. n > -6
Convert the length as indicated. Round the answer to one decimal place.5.1 feet to centimeters (feet ? inches ? centimeters)
A. 155.4 cm B. 13.0 cm C. 129.5 cm D. 200.8 cm