Multiple choice The seventh term of the sequence (1, 3, 6, 10, \dots) is: 20 26 28 32 Reveal answer Fill a bubble to check yourself C Correct answer Explanation The sequence follows the pattern of triangular numbers where each term increases by consecutive integers: 1, 1+2=3, 3+3=6, 6+4=10, 10+5=15, 15+6=21, 21+7=28. The seventh term is 28.