The first and last choices are the only ones whose angles total 180 degrees, so they're the only possible triangles.
There are 30 kids in the class and 6 voted for Sunday which means that there is a 6/30 chance that the student picked Sunday or a 20% chance the kid picked Sunday.
Answer: = (the third option)
Step-by-step explanation
0 = x because 0 + 5 = 5 plus 2 = 7
