Respuesta :

Answer:

1)  40°

2) 40°

3) 100°  

Step-by-step explanation:

The sum of angels of a triangle is: 180°

The ratio of angles are: 4x,4x,10x

The sum of ratios: 4x + 4x + 10x

=> 18x

Therefore,

=> 18x = 180

=> x = 180/18

=> x = 10

So, required angels are:

  1. 4(x) = 4(10) = 40°
  2. 4(x) = 4(10) = 40°
  3. 10(x) = 10(10) = 100°

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