q27z776ihn q27z776ihn
  • 08-01-2021
  • Mathematics
contestada


Determine the measure of the angle in ?

Determine the measure of the angle in class=

Respuesta :

jimrgrant1 jimrgrant1
  • 08-01-2021

Answer:

? = 30°

Step-by-step explanation:

The exterior angle of a triangle is equal to the sum of the 2 opposite interior angles.

48° is an exterior angle of the triangle, then

? + 18° = 48° ( subtract 18° from both sides )

? = 30°

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