Whoever answers this I'll mark you as the branliest! i have this for homework where I have to come up with the probabilities for each outcome based on a tree diagram. pls help me figure out how to figure it out so i can do the rest of my problems too

Triangle jkl was dilated using the rule dm, 1/3 the image, triangle j’ k’ l’ is the result of the dilation. a.5 units b.7.5 units c.10 units d.12.5 units

In the xy-plane, if the parabola with equation passes through the point (-1, -1), which of the following must be true?

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?