leonarddarius163
leonarddarius163
12-04-2021
Mathematics
contestada
find the measure of angle A
Respuesta :
aditrishindaghatta
aditrishindaghatta
12-04-2021
Answer:
-7
Step-by-step explanation:
The sum of all angles in a triangle will be equal to 180.
So we add x+46+x+71+77=180*
2x+194=180
2x= -14
x=-7
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