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45 votes
45 votes
Help pls I don’t understand this my teacher didn’t teach this

Help pls I don’t understand this my teacher didn’t teach this-example-1
User Iryston
by
3.0k points

2 Answers

18 votes
18 votes

Answer:

Explanation:

X=60

User Mahendren Mahisha
by
2.5k points
8 votes
8 votes

Answer:

x = 60

Explanation:

The tip of the triangle's angle is 100 (b/c 180-80)

x + 100 + 20 = 180

x + 120 = 180

x = 60

User Kurtisvg
by
2.7k points