howyoulikethat
howyoulikethat howyoulikethat
  • 17-09-2020
  • Mathematics
contestada

pls help need help been working for like 30 min stilll cant get it

pls help need help been working for like 30 min stilll cant get it class=

Respuesta :

lasagna69420
lasagna69420 lasagna69420
  • 17-09-2020

Answer:

128

Step-by-step explanation:

the insides of a triangle always add up to 180.

12+40=52

180-52=128

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