Florincrs Florincrs
  • 11-09-2020
  • Mathematics
contestada

Please help me with this is so important

Please help me with this is so important class=

Respuesta :

Annder
Annder Annder
  • 11-09-2020

Step-by-step explanation:

78 + 119 + 105 + (180 - x) = 360

482 - x = 360

482 - 360 = x

122 = x

x = 122°

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bhandarikamla521 bhandarikamla521
  • 11-09-2020

Answer:

it is trapezium and all angles value is 360 degree and three angles values are given then let unknown angle be y and add three angles then subtract value from 360 degree then add the value with x and subtract that value from 180 degree

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