Use similar triangles and the fact that corresponding sides are proportional to find the length of the side marked with an x.
A. 40 m
B. 32 m
C. 50 m
D. 38 m
Answer: A
Mathematics
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An equation of the terminal side of an angle ? in standard position is given along with a restriction on x. Find the indicated trigonometric function value of ?. Do not use a calculator.
, x ? 0; Find sin ?.
A. 9
B. 
C. 
D. 
Mathematics
Use the information given in the table to solve the problem.The table gives the Consumer Price Index for selected years.
What is the percent change (to the nearest tenth of a percent) in prices from 1960 to 1975?
A. 122.8 % B. 114 % C. 112.8 % D. 117 %
Mathematics
Perform the indicated operations in the proper order.
2 + 
A. 
B. 
C. 
D. 
Mathematics
Evaluate the expression without a calculator.log2 
A. 12 B. -6 C. 2 D. 1/6
Mathematics