616489 616489
  • 11-04-2021
  • Mathematics
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i really need help. thank you

i really need help thank you class=
i really need help thank you class=
i really need help thank you class=

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shristi1283
shristi1283 shristi1283
  • 11-04-2021

Answer:

90+5x+x+10=180(interior angle of triangle)

100+6×=180

6x=180-100

6x=80

[tex]x = \frac{80 }{6} \\ x = \frac{40}{3} \\ now \\ 5x = 5 \times \frac{40}{3} \\ = \frac{200 }{3} \\ = 66 \frac{2}{3} \\ a = 5x = \ 66 \frac{2}{3} [/tex]

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