https://wordwall.net/es/resource/6474890/%C3%A1rea-y-per%C3%ADmetro-de-cuadrado-y-rect%C3%A1ngulo
https://wordwall.net/es/resource/7048238/%C3%A1rea-de-cuadrado-y-rect%C3%A1ngulo-4
https://www.liveworksheets.com/es/w/es/matematicas/115415
https://www.liveworksheets.com/es/w/es/matematicas/145683
https://www.liveworksheets.com/w/es/matematicas/121536
https://www.cerebriti.com/juegos-de-matematicas/perimetro-de-figuras2