To find the average, add the numbers and then divide by the number of numbers.There are 5 numbers, so you divide the sum of the numbers by 5.
Answer: The average is 8
answer is 8
8+4+10+9+9=40
40/5=8
it would be 81, all interior angles should equal 360 and that goes for any closed shape.
Answer: The answer would be C, I hope this isnt wrong so sorry if it is.
Step-by-step explanation:
Answer: