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Cuadrado a=4cm A = a x a A= x = cm2 Rectángulo b = 8cm h = 3cm A = b x h À = x = cm2 b = 7cm Romboide h= 4cm A = b x h A = x = cm2 Triángulo A = = = cm2 b = 5cm h = 6cm A = b x h 2 Rombo D = 6cm d= 3cm A = = = cm2 A = D x d 2 A = = = = cm2 B = 8cm b = 4cm h = 2cm Trapézio A = (B + b) x h 2 |