emilymiguel645 emilymiguel645
  • 26-02-2022
  • Mathematics
contestada

45°
X 100°
y = [ ? jº

45 X 100 y jº class=

Respuesta :

sqdancefan
sqdancefan sqdancefan
  • 26-02-2022

Answer:

  y = 55°

Step-by-step explanation:

The exterior 100° angle is equal to the sum of the remote interior angles:

  100° = 45° +y

  y = 100° -45° = 55°

__

Additional comment

The angle marked x is the supplement of 100°:

  x = 180° -100° = 80°

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