no 11 is not a perfect number because when u add the factors the don't add up to 11
143
187
The 11 interior angles add up to 1620 degrees
None add up to 30; you would need at least three 6-sided die with numbers 6-11 to add to 30.
no 11 is not a perfect number because when u add the factors the don't add up to 11
31
it means that you add it up and it equals 11
-11
143
17
187
Factors multiply, like 1 x 11. Addends add, like 5 and 6.
11 and 3
15
Factors are multiplied, not added. The question needs to be something like, "Which two factors of thirty add up to 11?" The answer would then be 5 and 6.
The 11 interior angles add up to 1620 degrees