luvvaliciia
luvvaliciia luvvaliciia
  • 03-06-2021
  • Mathematics
contestada

Can someone help me with this, pleasee.

Can someone help me with this pleasee class=

Respuesta :

jimrgrant1 jimrgrant1
  • 03-06-2021

Answer:

120°

Step-by-step explanation:

The sum of the 3 angles in a triangle = 180°

Subtract the sum of the given angles from 180 for third angle

third angle = 180° - (20 + 40)° = 180° - 60° = 120°

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