Triangle ABC is a right triangle with sides of lengths a, b, and c and a right angle at C. Find the indicated trigonometric function value of A. Rationalize denominators containing radicals.a = 3, b = 
; find cos A.
A. 
B. 
C. 
D. 
Answer: C
Mathematics
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Convert the decimal to the given base.503 to base eight
A. 767eight B. 656eight C. 565eight D. 676eight
Mathematics
Divide. 
A. 1119 B. 1121 C. 1119 R 1 D. 1121 R 2
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Divide and simplify.
÷ 
A. 
B. 
C. 1
D. 
Mathematics
List the ordered pair corresponding to the point. 
F
A. (2, 1) B. (1, 2) C. (2, 0) D. (0, 2)
Mathematics