Respuesta :

aidanvtaylor

Answer:

x=65

Step-by-step explanation:

In a triangle the three inside angles added together always equal 180. So 73+51+21+x=180

51+21+x=107

21+x=86

x=65
answer = C or 35

Step By Step - add all the numbers in the triangle together then subtract that number by 180

Otras preguntas