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I don't know how to do this (don't mind the 21)​
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I don't know how to do this (don't mind the 21)​

I don't know how to do this (don't mind the 21)​-example-1
User Mohammad Usman
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4.1k points

1 Answer

3 votes

Answer:

The definition of alternate interior angles is that those two angles are the same.

Therefore because they are the same you can set them equal to eachother

3x + 24 = 78 is true

3x = 54

x = 18

Just know the definitions, for instance 3 and 4 are the same, 2 and 5 are the same, 1 and 6 are the same

User Rahiem
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