Find the area of the figure​

Find the sum of the measure of the interior angles of a polygon of 9 sides ; of 32 sides

In what form is the following linear equation written y=9x+2

Atriangle has verticals at b(-3,0), c(2,-1), d(-1,2). which transformation would produce an image with verticals b”(-2,1), c”(3,2), d”(0,-1)?