sarahjeanwaller97
sarahjeanwaller97 sarahjeanwaller97
  • 20-08-2020
  • Mathematics
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LazyBun
LazyBun LazyBun
  • 20-08-2020
Answer: 40 degree

Explanation:

FT bisect angle EFD dividing it into 2 equal angles (EFT and DFT)

And EFD = 80

We get :
EFT = 80/2
EFT = 40

And EFT + DFT = EFD = 80 degree

Therefore EFT = 40 degrees
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