How can i find m/ABC?

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  • 1 month ago

    Since BD bisects angle ABC, (9x-6)=(6x+12).

    Subtract 6x and add 6 to both sides

    3x=18

    x=6

    Then add angles ABD and DBC together to get angle ABC

    m<ABC=(9x-6)+(6x+12)=9*6-6+6*6+12=54-6+36+12=96 degrees

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