Respuesta :

Hey there! :D

Rectangle: l*w

Triangle: 1/2*b*h

4*13= 52

1/2*7*13= 45.5

Both triangles are the same. Multiply that by 2. 

2*45.5= 91

91+52= 143

143 cm^2 is the answer.

I hope this helps!
~kaikers
 Dear Below,
Here is how you would do this.
To find the Area you would need to LxW so when I put it all together. I would get
143cm
I hope I could Help

                    From Great help of your Brainly Friend,
                                                                             Mangle