PRISMA CUADRANGULAR 3

Lado = 20 cm     Base = 14 cm                14 x 14 = 206 cm cuadrados
                                                                                             206 x 2 = 412 cm cuadrados
                                                                                             20 x 14 = 280 cm cuadrados
                                                                                             412 + 280 = 692 cm cuadrados