dayanna94 dayanna94

30-03-2022
Mathematics

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Аноним Аноним

30-03-2022

Apply angle sum property

[tex]\\ \rm\Rrightarrow 9x-2+3x-19+3x+6=180[/tex]

[tex]\\ \rm\Rrightarrow 15x-15=180[/tex]

[tex]\\ \rm\Rrightarrow x-1=12[/tex]

[tex]\\ \rm\Rrightarrow x=13[/tex]

m<G=9(13)-2=117-2=115

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