Mathematics

Question

Can someone help me with this please!~

The measures of the angles of △ABC are given by the expressions in the table.
Can someone help me with this please!~ The measures of the angles of △ABC are given by the expressions in the table.

2 Answer

  • Note that sum of triangle interior angles is 180. So,

    [tex](12x+12)+15+(3x+18)=180[/tex]

    [tex]15x+45=180[/tex]

    [tex]15x=135[/tex]

    [tex]x=9[/tex]

    Since [tex]A=12x+12=12.9+12=120[/tex]

    And [tex]C=3x+18=3.9+18=45[/tex]
  • Answer:

    a=120

    c=45

    i took the quizzzz

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