I would pick C sorry if it’s wrong
Supplementary angles add up to 180 degrees more than the other, you can formulate an equation 180=(100+x)+x80=2x so, x=40 the other angle is 100 degrees more. So, the angle lengths are 40 and 140 degrees.
Answer:
"click" "click" "click"
Step-by-step explanation:
Find the average.
6+4=10
10/2=5
It takes 5 hours
The next bigger hundred is 500 .
The next smaller hundred is 400.
487 is nearer to 500 .
