redneck14
redneck14
16-02-2015
Mathematics
contestada
plzz help fast :):):)
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luana
luana
16-02-2015
[tex]Sum\ of\ angles:\ ADC\ and\ CDJ \ is\ 90^{\circ}\\\\ 4x+3x-8=90\\\\ 7x-8=90\ \ \ \ | add\ 8\\\\ 7x=98\ \ \ | divide\ by\ 7\\\\ x=14\\\\ CDJ: \ 3x-8=3*14-8=42-8=\boxed{34^{\circ}}[/tex]
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