backmeup here pls

the lines s and t intersect at point r.
what is the value of y?

Suppose you are going to graph the data in the table. minutes temperature (°c) 0 -2 1 1 2 3 3 4 4 5 5 -4 6 2 7 -3 what data should be represented on each axis, and what should the axis increments be? x-axis: minutes in increments of 1; y-axis: temperature in increments of 5 x-axis: temperature in increments of 5; y-axis: minutes in increments of 1 x-axis: minutes in increments of 1; y-axis: temperature in increments of 1 x-axis: temperature in increments of 1; y-axis: minutes in increments of 5

This graph shows which inequality? a ≤ –3 a > –3 a ≥ –3 a < –3

What is the measure of angle 1? a.28 b.152 c.168 d.64