-12=b/8 show how you got the answer

A.) -20
B.) -4
C.) -96
D.) -1 1/2

Item 1 use the polygon tool to draw a rectangle with a length of 4 units and a height of 2 units. one of the sides of the rectangle falls on line ef , and the rectangle has a vertex of e. each segment on the grid represents 1 unit.