maddie391
maddie391
07-06-2018
Mathematics
contestada
Number 3 please help
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Аноним
Аноним
08-06-2018
The answer is 105 degrees.
All the angles of a quadrilateral equal 360 degrees, where half is a triangle of 180. The current angles give us 255. Subtract it from 360 and you get 105.
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