Question 1207577
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Let the two given colors be A and B.


Then there are 4 distinguishable/(different) ways to paint.


    - all three sides are of color A;

    - all three sides are of color B;

    - two sides are color A, one side is color B;

    - two sides are color B, one side is color A.



<U>ANSWER</U>.  There are 4 distinguishable/(different) ways to paint.
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Solved.