Use the Pythagorean theorem to find the length of the unknown side of the right triangle. Give an exact answer.
A. 12
B. 11
C. 15
D. 14
Answer: A
Mathematics
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Plot the complex number.3 + 6i
A. 
B. 
C. 
D. 
Mathematics
Solve.An archer has $270 to spend on a new archery set. A certain set containing a bow and three arrows costs $80. With the purchase of this set, he can purchase additional arrows for $10 per arrow. Use an inequality to find the maximum number of arrows he could obtain, including those with the set, for his $270.
A. at most 
arrows
B. at most 27 arrows
C. at most 22 arrows
D. at most 19 arrows
Mathematics
Simplify. Assume that all variables represent positive real numbers.- 
A. 7
B. -49
C. 17
D. -7
Mathematics
Rationalize the denominator.
A. 
B. 10
- 20
C. 10
- 2
D. 10
+ 20
Mathematics