Suppose ABC is a right triangle with sides of lengths a, b, and c and right angle at C. Find the unknown side length using the Pythagorean theorem and then find the value of the indicated trigonometric function of the given angle. Rationalize the denominator if applicable.Find cos A when a = 
and c = 6.
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Perform the indicated operation.
A. 
B. 
C. - 
D. - 
Mathematics
Use the information given in the chart or graph to determine the truth values of the simple statements. Then determine the truth value of the compound statement given.
Moon 1 has a smaller diameter than Moon 3 and Moon 5 may have water ice, if and only if Moon 2 may have both water ice and an atmosphere.
A. False B. True
Mathematics
Find the slope of the line (if it exists) and the y-intercept (if it exists).y = 8 + 3x
A. Slope 8; y-intercept (0, 3) B. Slope -3; y-intercept (0, 8) C. Slope -8; y-intercept (0, 3) D. Slope 3; y-intercept (0, 8)
Mathematics
Solve.
= 5
A. - 
, 
B. - 
C. 
D. - 
, 
Mathematics