Step-by-step explanation:
The perpendicular line has a slope that is the negative reciprocal of the other line's slope. So, in this case, the slope should be 1/3 (it's positive because a negative times a negative is a positive). This gets rid of all of the answers except for the last, I suppose.
Answer:
46.375
Step-by-step explanation:
371/8 = 46 (remainder 0.375)
7.1 is the correct answer
Answer:
Step-by-step explanation:
8n - 9 = 7
8n = 16
n = 2
For 2) and 4), check the picture below
that's the "secant segments from external point" theorem... and that's just an example... so... use that for those
now, for the other two, you'd want to post them separately, one at a time, easier to track and revise