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Stels [109]
3 years ago
8

I NEED AN ANSWER ASAP AND PLS HURRY AND INCLUDE A STEP BY STEP EXPLANATION!!!!!

Mathematics
2 answers:
wolverine [178]3 years ago
6 0
All triangles inner angles addition equals to 180°
So if you’re finding the x° then minus the other angles from 180°
23°+129°+x=180°
x=180°-129°-23°
x=28°
I hope this helped :)
klasskru [66]3 years ago
6 0
X=28º
23+129=152
180-52=28
Triangle is 180°
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