Given the following shapes: a trapezoid with bases 7 and 8 and height 2, a right_triangle with base 8 and height 4. What is the total area of all shapes? Please round the result to the nearest integer.
<think>Trapezoid with bases 7, 8 and height 2: Area = 0.5 x (7 + 8) x 2 = 15.0
Right triangle with base 8 and height 4: Area = 0.5 x 8 x 4 = 16.0</think>

<answer>31</answer>