Help pls I don’t get it

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asked May 3, 2022 42.0k views

2 Answers

PingPing · Answer 1 · 2022-05-10T08:16:01+0000

I would say that all together at triangle is equal to 180 degrees. So we know 2 angles because on is 90 degrees and one is 78. So, the answer would be 90+78= 168 then subtract that by 180 and you get

12 degrees

Help pls I don’t get it

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