Seudónimo
Seudónimo
24-05-2021
Mathematics
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how to solve this problem pleas help
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caitsrose13
caitsrose13
24-05-2021
the interior angles of a polygon add to 180°
3x - 11 + x - 8 + 2x + 7 + x + x + 8 = 180
8x - 4 = 180
8x = 184
x = 23
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