Given the following shapes: a right_triangle with base 6 and height 4, a rectangle with width 1 and height 7, a right_triangle with base 3 and height 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 4: Area = 0.5 x 6 x 4 = 12.0
Rectangle with width 1 and height 7: Area = 1 x 7 = 7
Right triangle with base 3 and height 2: Area = 0.5 x 3 x 2 = 3.0</think>

<answer>22</answer>