Respuesta :

Answer:

Step-by-step explanation:

Area = area of rectangle 1 + area of rectangle 2 + area of rectangle 3 +area of triangle

= 8*12 +  12*9 + 19 *5 +  (1/2) * 4 *12

= 96 + 108 + 95 + 24

= 323 sq. cm

~323cm^2

~ ( 8 x 12) + (12 x 9) + (19 x 5) + (1/2) x 4 x 12
= 323 cm^2