Given the following shapes: a trapezoid with bases 4 and 6 and height 4, a right_triangle with base 4 and height 5. What is the total area of all shapes? Please round the result to the nearest integer.
<think>Trapezoid with bases 4, 6 and height 4: Area = 0.5 x (4 + 6) x 4 = 20.0
Right triangle with base 4 and height 5: Area = 0.5 x 4 x 5 = 10.0</think>

<answer>30</answer>