Find the measure of the unknown angle in the pair of supplementary angles.Find the measure of ?x if the measure of ?y = 17°.
A. 11°
B. 17°
C. 163°
D. 197°
Answer: C
Mathematics
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A. 
rose with two petals
B. 
lemniscate
C. 
circle
D. 
rose with four petals
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A matrix has an inverse if and only if its determinant does not equal 0. Determine whether the given matrix has an inverse.
A. No B. Yes
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Find the slope of the line.- 2x + y = 7
A. m = 7
B. m = 
C. m = - 2
D. m = 2
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Test the equation for symmetry with respect to the given axis, line, or pole.r = 4 + 2 sin ?; the line ? = 
A. Symmetric with respect to the line ? = 
B. May or may not be symmetric with respect to the line ? = 
Mathematics