49.3k views
5 votes
Please help me! i’m stuck on this problem :((

Please help me! i’m stuck on this problem :((-example-1

1 Answer

1 vote

Answer: x=18

Explanation:

2x+8x=180 ==> angles CDE(8x) and ABC(2x) are opposite supplementary angles meaning that they add up to 180 degrees.

10x=180

10x/10=180/10

x=180/10

x=18

User Denixtry
by
3.1k points