Drag the correct number of pieces to show how to find the area of the shaded figure in two ways

Find and simplify an expression for the area of five rows of x squares with side lengths of x centimeters.

The area of a rectangle is 10 cm^2. one side of the rectangle is x cm. express the perimeter of the rectangle in terms of x and show that this rectangle cannot have a perimeter of 12 cm. the perimeter of the rectangle in terms of x is __ cm

What is the measure of angle x? a.101 b.158 c.44 d.79