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Determine the missing angle measure.

Determine the missing angle measure.-example-1
User Nitarshan
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1 Answer

7 votes

Answer:

Explanation:

Since you already know that one of the angles is 21 degrees, this helps you A LOT. In total the line is 180 degrees so to find x you just do 180-21 which equals 159

x+ 159 degrees

User Marius Darila
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