Given the following shapes: a right_triangle with base 6 and height 2, a right_triangle with base 3 and height 1, a square with side 2. What is the total area of all shapes? Please round the result to the nearest integer.
<think>Right triangle with base 6 and height 2: Area = 0.5 x 6 x 2 = 6.0
Right triangle with base 3 and height 1: Area = 0.5 x 3 x 1 = 1.5
Square with side 2: Area = 2^2 = 4</think>

<answer>12</answer>