Answer:
2nd one, 3rd one, 4th one(not sure abut this one), 5th one
Explanation:
- Interior angles of a hexagon is 120 which means it is obtuse not acute
- The sum of the interior angles is 720
- The polygon cannot/can be divided into three triangles (the internet is saying 6 is possible)
- The sum of 2 interior is 240 which is more than the angles of a straight line(180).