Refer to this figure to answer the question. Assume 
and 
are parallel.
What is the measure of ?HDA?
A. 180°
B. 90°
C. 0°
D. 120°
Answer: A
Mathematics
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Provide an appropriate response.Can the following be simplified to an expression involving a single radical?x
+ 
A. No B. Yes
Mathematics
Graph the linear function by plotting the x- and y-intercepts.20x + 40y = 80
A. intercepts: (0, -2), (4, 0)
B. intercepts: (0, 2), (4, 0)
C. intercepts: (0, 2), (-4, 0)
D. intercepts: (0, -2), (-4, 0)
Mathematics
Rationalize the denominator. Assume that all variables represent positive real numbers.
A. 16
B. 
C. 
D. 7z
Mathematics
Find the eigenvalues and corresponding eigenvectors.
Mathematics