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  • 23-02-2022
  • Mathematics
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dont send the ansr in a file... Find the measure of angle acd (20 points)

dont send the ansr in a file Find the measure of angle acd 20 points class=

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jimrgrant1 jimrgrant1
  • 23-02-2022

Answer:

∠ ACD = 130°

Step-by-step explanation:

∠ ABC = 180° - 120° = 60° ( adjacent angles on a straight line )

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

∠ ACD is an exterior angle of the triangle , then

∠ ACD = 70° + 60° = 130°

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