HELPPP! If x = 10, which lines are parallel? Check all that apply. These are the answers it’s letting me chose from:
B|C
B|D
B|E
C|D
C|E
D|e

1. what is the measure of ∠abc? what is the measure of ∠abd?

2people are trying different phones to see which one has the better talk time. chatlong has an average of 18 hours with a standard deviation of 2 hours and talk-a-lot has an average of 20 hours with a standard deviation of 3. the two people who tested their phones both got 20 hours of use on their phones. for the z-scores i got 1 for the chatlong company and 0 for talk-a-lot. what is the percentile for each z-score?

Combine like terms to make a simpler expression 3z+z