Respuesta :

Answer:

136 square cm

Step-by-step explanation:

Area of rectangle = 18x7=126 square cm

Area of triangle = 1/2x(11-7)x(18-13) = 1/2(4)(5) = 10 square cm

126+10 = 136 square cm

Answer:

7 by 18

Explanation:

The corner doesn't matter cut it off if you want the area