Plot the point whose polar coordinates are given.(-2, ?/2)
A. 
B. 
C. 
D. 
Answer: C
Mathematics
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Find the indicated part of the right triangle.One leg is 29.37, and the hypotenuse is 45.6. Find the smaller acute angle. Round your answer to the nearest tenth.
A. 49.9° B. 41.8° C. 33.0° D. 40.1°
Mathematics
Evaluate the algebraic expression for the given value(s) of the variable(s).-3x2 + 5x - 1 ; x = -2
A. 1 B. 21 C. -23 D. -3
Mathematics
Solve the problem. Round to the nearest hundredth, if necessary.The average size of the fish in a lake is 10.8 inches, with a standard deviation of 2.9 inches. Find the percentage of fish longer than 16 inches.
A. 3.67% B. 1.79% C. 96.33% D. 21.48%
Mathematics
Graph the solution set on a number line.{x|x > 5}
A. 
B. 
C. 
D. 
Mathematics