Use coordinates to solve this.

Given that abcd is a rhombus, what is the value of x?

Def rotates 90 clockwise about point a to create d’ e’ f’. therefore, which equation must be true ?

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.