Use a common unit right triangle to find the value.sin 30°
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Match to the equivalent expression.x1/4
A. x-4
B. 
C. 
D. 
Mathematics
Solve the problem.The number G of gears a machine can make varies directly as the time T it operates. If it can make 8381 gears in 8 hours, how many gears can it make in 11 hours?
A. 11,523.88 gears B. 1047.63 gears C. 0.0105 gears D. 8400 gears
Mathematics
Simplify the expression. If any variables are present, assume that they are positive.
? 
A. 15 B. -3x C. 15x2 D. 8x
Mathematics
Let A = {1, 3, 5, 7}; B = {5, 6, 7, 8}; C = {5, 8}; 
and 
Determine whether the given statement is true or false.{0} ? U
A. True B. False
Mathematics