The mean to your question is 62.3
you need to add all of the numbers together and then divide by how many numbers are there to find the answer.
Reduce the numbers with 3. Any expression divided by 1 remains the same.
Answer:
576.6
Step-by-step explanation:
The sum of two supplementary angles is 180 degrees.
A+B=180.
80+B=180
B= 180-80
B=100
56.4/100 you always put your beginning number over 100
