AZUL
[tex] \frac{(6 \: m \: + \: 4 \: m) \times 5 \: m}{2} = \frac{50 \: {m}^{2} }{2} = 25 \: {m}^{2} [/tex]
ROSITA
[tex] \frac{(15 \: cm \: + \: 10 \: cm) \times 8 \: cm}{2} = \frac{200 \: {cm}^{2} }{2} = 100 \: {cm}^{2} [/tex]
AMARILLO
[tex] \frac{(36 \: m \: + \: 24 \: m) \times 25 \: m}{2} = \frac{1750 \: {m}^{2} }{2} = 875 \: {m}^{2} [/tex]
