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Molodets [167]
4 years ago
15

What do I need to do

Mathematics
2 answers:
Naddik [55]4 years ago
4 0
The answer will be 180.
Tcecarenko [31]4 years ago
3 0
The angles of a triangle always add up to 180.
34 + 56 + x = 180 \\ 90 + x = 180 \\ x = 90
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