itskinnn
itskinnn
04-03-2018
Mathematics
contestada
How to find x in this math problem?
Respuesta :
Banabanana
Banabanana
04-03-2018
In a triangle, the three interior angles always add to 180° ⇒
The third interior angle of the triangle = 180 - (30+20) = 130°
Vertical angles are equal
⇒ x = 130°
The answer is
130°
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