25x² + 4y² – 150x + 8y + 129 = 0
Find the coordinates of the foci.
Mathematics
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Each line contains the given points. Find the slope of each line to determine if the lines are parallel, perpendicular, or neither.L1: (-5, 10) and (-7, 2)L2: (-1, 2) and (0, -2)
A. perpendicular B. neither C. parallel
Mathematics
A circle has the area 126 
. To the nearest tenth of a centimeter, find the length of itsdiameter.
A. 6.3 cm B. 12.7 cm C. 19.0 cm D. None of These
Mathematics
Change the following percent to a fraction.
?
?
A. 
B. 
C. 
D. 
E. 
Mathematics
Give the exact value.cot 120°
A. 
B. - 
C. -1
D. - 
Mathematics