The quadrilateral is a parallelogram. Find the measure of angles 1, 2 and 3

im pretty sure every angle is 80 degrees

Step-by-step explanation:

this is my first day in , so im soo sorry if im wrong

maybe - definition of supplementary angles. im not sure. sorry

step-by-step explanation:

look at the picture.

y-intercept for the function on a picture is 4 → point (0, 4).

y-intercept for the function

is for x = 0. substitute:

y-intercept is 8 → point (0, 8).