Respuesta :

zaararehaank

Answer:

102

Step-by-step explanation:

Let the unknown measure be x

So all the angles add up to 180

therefore,

13 + 65 + x = 180

78 + x = 180

x = 180 - 78

x = 102

HOPE THIS HELPS

102 i think........ft hi rriiiriririririr

Otras preguntas