Given the following shapes: a rectangle with width 6 and height 1, a right_triangle with base 6 and height 7, a rectangle with width 7 and height 4. What is the total area of all shapes? Please round the result to the nearest integer.
<think>Rectangle with width 6 and height 1: Area = 6 x 1 = 6
Right triangle with base 6 and height 7: Area = 0.5 x 6 x 7 = 21.0
Rectangle with width 7 and height 4: Area = 7 x 4 = 28</think>

<answer>55</answer>