leonarddarius163 leonarddarius163
  • 12-04-2021
  • Mathematics
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find the measure of angle A

find the measure of angle A class=

Respuesta :

aditrishindaghatta
aditrishindaghatta aditrishindaghatta
  • 12-04-2021

Answer:

-7

Step-by-step explanation:

  1. The sum of all angles in a triangle will be equal to 180.
  2. So we add x+46+x+71+77=180*
  3. 2x+194=180
  4. 2x= -14
  5. x=-7
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