Mathematics, 17.04.2021 07:00 mckleinrivero

Use slopes to determine if the lines 3x+4y=−9 and 4x+3y=5 are perpendicular

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Answer from: Quest

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what is the approximate angle of acb if abc is 25cm and the length of segment bc is 15

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addition

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Answer from: Quest

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Use slopes to determine if the lines 3x+4y=−9 and 4x+3y=5 are perpendicular...