jetblackcap jetblackcap
  • 03-06-2019
  • Mathematics
contestada

Please help me with this..

Please help me with this class=

Respuesta :

jimrgrant1 jimrgrant1
  • 03-06-2019

Answer:

w = 93°

Step-by-step explanation:

The angle with measure 142° forms a straight angle with the third angle in the triangle and are supplementary, thus

third angle = 180° - 142° = 38°

The sum of the 3 angles in the triangle = 180°

w = 180° - (38 + 49)° = 180° - 87° = 93°

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