Find the length of the unknown side of the right triangle. In each case, a and b represent the lengths of the legs and c represents the length of the hypotenuse.
b = 9, c = 15; find a
A. 14
B. 12
C. 15
D. 11
Answer: B
Mathematics
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Is the function graphed one-to-one?
A. No B. Yes
Mathematics
Solve the problem.Find the value of x if the distance between the two points (x, -4) and 
is 5.
A. -7, 17
B. -12 + 
, -12 - 
C. -12 + 
, -12 - 
D. -9, -15
Mathematics
Graph the linear equation.x = -7
A. 
B. 
C. 
D. 
Mathematics
Determine if the sequence is arithmetic. If the sequence is arithmetic, find the common difference.an = 
A. no
B. yes, - 
C. yes, 
D. yes, 7
Mathematics