Seudónimo
Seudónimo
28-02-2017
Mathematics
contestada
please help me on these questions
Respuesta :
corajune99
corajune99
28-02-2017
Because it is a quadrilateral, all 4 angles have to add up to 360 degrees.
Add the 3 known angle measures.
80+95+38=213
Then subtract from 360.
360-213=147
X=147 degrees
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