Multiple choice general knowledge math & puzzles Which statement is incorrect? In a square all angles are 90 Degree. Sum of angles of Square is always 180. Sum of angles of Triangle is always 180. All of the above are false statements. Reveal answer Fill a bubble to check yourself B Correct answer Explanation The sum of the interior angles of a square is always 360 degrees (90 degrees * 4), not 180 degrees. Therefore, this statement is incorrect, making it the correct option.