Solve the problem.In a right triangle with sides and angles as shown, express sin2 
in terms of a, b, and c. 
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Find the probability.Determine the probability that the spinner lands on black.
A. 
B. 
C. 
D. 
Mathematics
Multiply.
A. 3,705,306 B. 4,455,060 C. 4,357,266 D. 3,632,866
Mathematics
Use the calculator graph to find the solution set of the given equation or inequality.
= 
A. {2} B. [-2, ?) C. {-2} D. [2, ?)
Mathematics
Solve.One conveyor belt can move 1000 boxes in 8 minutes. Another can move 1000 boxes in 10 minutes. If another conveyor belt is added and all three are used, the boxes are moved in 3 minutes. How long would it take the third conveyor belt alone to do the same job?
A. 
minute
B. 9
minutes
C. 1
minutes
D. 
minute
Mathematics