For two line segments to be parallel, their slopes must be equal.
Therefore slope of AB must be equal to slope of CD
which is, option 3
(y4-y3)/(x4-x3)=(y2-y1)/(x2-x1)
Answer: U and V are complimentary angles.
Step-by-step explanation: K
500,000 because the 7 is big enough to boost up the 9 into a 10 so you make it a the number before the nine (the 4) into a 5 so 500,000
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