Given the following shapes: a rectangle with width 1 and height 9, a right_triangle with base 4 and height 3. What is the total area of all shapes? Please round the result to the nearest integer.
<think>Rectangle with width 1 and height 9: Area = 1 x 9 = 9
Right triangle with base 4 and height 3: Area = 0.5 x 4 x 3 = 6.0</think>

<answer>15</answer>