jsnsnnwnekeksl002002 jsnsnnwnekeksl002002
  • 27-05-2021
  • Mathematics
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Please help me!
Will give brainlst :)

Please help me Will give brainlst class=

Respuesta :

tsoumaggrpum
tsoumaggrpum tsoumaggrpum
  • 27-05-2021

Answer:

9. the measure of DEF is 103°

10. the measure of DEG is 77°

11. 90°

Step-by-step explanation:

it's pretty simple, just take into consideration that the final measure of all the angles of a triangle must be 180°

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