Given the following shapes: a trapezoid with bases 5 and 4 and height 4, a right_triangle with base 6 and height 4. What is the total area of all shapes? Please round the result to the nearest integer.
<think>Trapezoid with bases 5, 4 and height 4: Area = 0.5 x (5 + 4) x 4 = 18.0
Right triangle with base 6 and height 4: Area = 0.5 x 6 x 4 = 12.0</think>

<answer>30</answer>