Question

What is the measure of the supplement of 12 years ago

Answer 1

148.9

Answer 2

Thank you :D

Answer 3

no problem

Answer 4

@rileyanne

Code of conduct: OpenStudy values the Learning process - not the ‘Give you an answer’ process

Don’t post only answers - guide the asker to a solution

http://openstudy.com/code-of-conduct

Answer 5

lol ok; so a straight angle is 180 degrese and supplementary is when 2 angles add up to 180. so 31.1+148.9=180

Answer 6

Loll okay thank you much