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anygoal [31]
3 years ago
6

Help ASAP I’ll mark branliest

Mathematics
1 answer:
Romashka [77]3 years ago
6 0

Answer:

129^{0}

Step-by-step explanation:

Supplementary angles are two angles of which add up to 180^{o}.

Subtract 180 - 51 = 129

=129^{o}

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