Respuesta :

Answer:

Step-by-step explanation:

a of triangle=1/2 ×b×perpendicular height

a= 1/2×2×3

a=3 in

3×4=12 in ( times by 4 because their is 2 is isosceles  triangles which are both half make 4 right angled triangles)

10×4=40

40×3=120(times by 3 because there is 3 rectangles

120 in + 12 in=132 [tex]in{2}[/tex]