sirdon04 sirdon04

30-10-2020
Mathematics

contestada

Need help ASAP ! !!!!

Need help ASAP class=

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ali1274 ali1274

30-10-2020

I think it’s “A” pretty sure

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ZJSG09112007 ZJSG09112007

30-10-2020

Answer:

D. 60°

Step-by-step explanation:

Sum of angles in a triangle = 180

[tex]77\° +43\° +x\°=180\°\\\\120\°+x =180\°[/tex]

Collect like terms and simplify

[tex]x\° =180\°-120\°\\\\x \°=60\°[/tex]

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