Solve the problem.In triangle ABC, the angle C is six times as large as angle A. The measure of angle B is  greater than that of angle A. Find the measure of the angles.

A. 19°, 66° and 114°
B. 19°, 47° and 114°
C. 19°, 66° and 95°
D. 19°, 47° and 133°


Answer: B

Mathematics

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Evaluate the expression for the given replacement values.0.61 ÷ x for x = 9.76

A. 0.00625 B. -0.375 C. 0.0625 D. -0.0375

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Use the properties of the trigonometric functions to find the exact value of the expression. Do not use a calculator.cos 65° sec 65°

A. -1 B. 0 C. 1 D. 65

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Decide whether the statement is true or false.   ? ?  

A. True B. False

Mathematics

Solve the problem.The number of centimeters, d, that a spring is compressed from its natural, uncompressed position is given by the formula d = , where W is the number of joules of work done to move the spring and k is the spring constant. Solve this equation for W. Use the result to determine the work needed to move a spring 9 centimeters if it has a spring constant of 0.2.

A. W = 2d2k; 32.4 joules
B. W = ; 8.1 joules
C. W = ; 810 joules
D. W = ; 0.8 joules

Mathematics