Respuesta :

Answer:

A = 39m

Step-by-step explanation:

3 * 4 = 12

3 * 9 = 27

27 + 12 = 39m

= p . q . 1/2
= (9+4) . (3+3) . 1/2
= 13 . 6 . 1/2
= 13 . 3
= 39 m^2