1. Is the relation shown to the right a function? Use the graph to justify your response. (0, 0), (2, 0), (2, 2), and (3, 4)
2 answers:
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Hello!
Angles in a triangle sum up to 180°, so:
180° = 58° + 58° + m∠3
Combine and subtract:
180° = 116° + m∠3
64° = m∠3
Thus, the answer is D.