Seudónimo Seudónimo

15-06-2020
Mathematics

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I really need the answer for this now and how you got it please!

I really need the answer for this now and how you got it please class=

Respuesta :

khalil2012am khalil2012am

15-06-2020

Step-by-step explanation:

<CED + < AEC =180°

x + (2x +72) = 180

3x = 108

x = 36 deg

so <BEC = 90° - x = 90° - 36° = 54° ANS

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