aaliyahpat5
aaliyahpat5
05-10-2021
Mathematics
contestada
Math angle sum theorem
Respuesta :
haileywee
haileywee
05-10-2021
Answer:
20
Step-by-step explanation:
180-110=70
triangle=180
180=70+70+2x
2x=40
x=40/2
x=20
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