Given the following shapes: a rectangle with width 5 and height 1, a rectangle with width 4 and height 6, a square with side 2, a right_triangle with base 5 and height 3. What is the total area of all shapes? Please round the result to the nearest integer.
<think>Rectangle with width 5 and height 1: Area = 5 x 1 = 5
Rectangle with width 4 and height 6: Area = 4 x 6 = 24
Square with side 2: Area = 2^2 = 4
Right triangle with base 5 and height 3: Area = 0.5 x 5 x 3 = 7.5</think>

<answer>40</answer>