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Plz help me this is 7th grade math advance

Plz Help Me This Is 7th Grade Math Advance class=

Answer :

EIVAD405GO
just do 180-126= 54°

Answer:

x=54 degrees

Step-by-step explanation:

Supplementary angles add up to 180 degrees.

In this case, angle 126 and angle x are supplementary.

126+x=180

x=54 degrees.

Let me know if this helps!

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