Respuesta :

choixongdong
Split this figure into 3 triangles and 1 rectangle. Then calculate area of each shape.

1/2(2)(7) = 7
1/2(7)(3) = 10.5
1/2(3)(4) = 6
3 x 4 = 12

area of this polygon:
7 + 10.5 + 6 + 12 = 35.5

answer
35.5 units²