Supplementary angles add up to 180 degrees
ratio of 1:4.....added = 5
1/5(180) = 180/5 = 36 <=== smaller angle
4/5(180) = 720/5 = 144 .... larger angle
I believe it’s a trapezoid but i’m not too sure... sorry :((
Answer: 1 2 3
Step-by-step explanation:
A variable is a letter that replaces an unknown number.
