playadoug
playadoug playadoug
  • 16-04-2021
  • Mathematics
contestada

Can someone plz help me

Can someone plz help me class=

Respuesta :

maggielee724
maggielee724 maggielee724
  • 17-04-2021

Answer:

24°

Step-by-step explanation:

Supplementary angles: angles that add up to 180°

Thus, ∠A + ∠B = 180°

=> (x + 6)° + (7x + 30)° = 180°

=> 8x + 36 = 180

=> 8x = 180 - 36

=> 8x = 144

=> x = 18

∠A = (18 + 6)° = 24°

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