afranklin1383 afranklin1383
  • 17-09-2021
  • Mathematics
contestada

Can someone tell me the answer for this please

Can someone tell me the answer for this please class=

Respuesta :

colinspurdle colinspurdle
  • 17-09-2021
Exterior angle equals sum of interior opposite angles
10x = 7x + 30
3x = 30
x = 10 so the exterior angle = 10 x 10 = 100 degrees
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