Given the following shapes: a right_triangle with base 5 and height 8, a square with side 4. What is the total area of all shapes? Please round the result to the nearest integer.
<think>Right triangle with base 5 and height 8: Area = 0.5 x 5 x 8 = 20.0
Square with side 4: Area = 4^2 = 16</think>

<answer>36</answer>