Graph the triangle with vertices X( -3,2) Y(2,3) and Z(1, -1) and its image after a dilation with scale factor k=-3

In the diagram, the measure of angle 9 is 85° which angle must also measure 85°?

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?

Which table represents a linear function? i'll give brainliest to first answer ^'^