What’s 123988+81937297+81937192827-2928372 9?

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

Corresponding angles are a. always b. sometimes c. never congruent

Given the equation    = 5, solve for x and identify if it is an extraneous solution