Type the correct answer in each box. If necessary, use / for the fraction bar(s),
Given: AÑ || CD
If the coordinates of point A are (8,0) and the coordinates of point Bare (3, 7), the y-in
point Dare (5.5), the equation of line CD is y= x+
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Can any one me with the answers to these questions asap?

The coordinates r(1, -3), s(3, -1) t(5, -7) form what type of polygon? a right triangle an acute triangle an equilateral triangle an obtuse triangle

Assume that there is a 11% rate of disk drive failure in a year. a. if all your computer data is stored on a hard disk drive with a copy stored on a second hard disk drive, what is the probability that during a year, you can avoid catastrophe with at least one working drive? b. if copies of all your computer data are stored on four independent hard disk drives, what is the probability that during a year, you can avoid catastrophe with at least one working drive?