Respuesta :

gracepotter11
For surface area you find the area of all 6 sides and add them up
Rectangle areas: LxW
7x15=105
13x15=195
8x15=120
10x15=150
Trapezoid areas: (A+b)/2+h
(10+13)/2 +7 = 20
Both are the same (top and bottom) so just put 20 twice

20+20+105+185+120+150= 600