HyacinthFelix
HyacinthFelix
06-05-2017
Mathematics
contestada
please help me please!!!!!
Respuesta :
irspow
irspow
06-05-2017
Since PQ is tangent to the circle, angle PQO is 90°.
Since the sum of angles of any triangle must be 180° we can say:
180-90-12=x thus:
x=78°
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