backoffnatesmine12
backoffnatesmine12 backoffnatesmine12
  • 07-07-2017
  • Mathematics
contestada

please help! I give twenty points
Find DE.

please help I give twenty points Find DE class=

Respuesta :

gunnermachine
gunnermachine gunnermachine
  • 07-07-2017
It's an isosceles triangle so it'll be 7.06
Answer Link
RickyChen
RickyChen RickyChen
  • 07-07-2017
You need to apply Law of Sine:

DE/sinC = CD/sinE

Since sinC = sinE

Then DE = CD = 7.06
Answer Link

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