### Home > CCA > Chapter 5 > Lesson 5.3.1 > Problem 5-89

5-89.

Find the missing areas and dimensions for each generic rectangle below. Then write each area as a sum and as a product. Homework Help ✎

(4

*x*+ 1)(4*x*+ 1) = 16*x*^{2}+ 8*x*+1

What must be multiplied by 2

*y*to get 10*y*? Put that expression where the blue circle is.What must be multiplied by −3 to get −12

*x*? Put that expression where the blue circle is.