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GEOMETRY EASYYYYYYY PLEASE HELP

GEOMETRY EASYYYYYYY PLEASE HELP-example-1

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  • <F=180-147=33°

Now

Sum of two interior angles=exterior angle


\\ \sf\longmapsto x+33=4x


\\ \sf\longmapsto 4x-x=33


\\ \sf\longmapsto 3x=33


\\ \sf\longmapsto x=(33)/(3)


\\ \sf\longmapsto x=11

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