473,577 views
43 votes
43 votes
Help plzzzz!!!!!!! thank you .

Help plzzzz!!!!!!! thank you .-example-1
User Rick Roberts
by
2.9k points

1 Answer

21 votes
21 votes

Answer:

120°

Explanation:

<U + <T = 180

or, 6x-6+9x+21=180

or, 15x=165

or, x=11

so, <T = 9×11+21 = 120

User Hugo R
by
2.9k points