17 Questions Algebra: Difference of Two Squares – MATH Decide if a binomial can be written as the difference of two squares and use the structure of a difference of two squares to factor and rewrite the binomial. Based on TEKS stand... What is the area of the blue square? 2a a² 4a not here What is the area of the green square? b² 4b 2b not here What is the area of the blue figure now? 2a − 2b a² + b² 4a − 4b a² - b² … and 14 more awesome questions! Check them out by clicking “Play”.