Math

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triangle PQR is translated 3 units ot the right and reflected over the line y=-1. The result is triangle P'Q'R'. Which is NOT true?

1) PQ = P'Q'
2)PQ/RQ = P'Q'/R'Q'
3)PQ + QR greater than or equal to R'P'
4)m angle P + m angle Q is greater than or equal to m angle R'

Which one would it be? 3?

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