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raiindrxp
27.09.2019 •
Mathematics
Jaime used 82.4 centimeters of decorative wood to make a square picture frame. how long is each side?
what format was used?
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Ответ:
70°
Step-by-step explanation:
m<13 + m<14 = 180
So, 12x-22+9x-29=180
or, 21x=180+29+22
or, 21x=231
or, x=11
now m<2=<m14=9x-29
or, m<2=9×11-29=70°
Answered by GAUTHMATH