0pKyraxu
0pKyraxu 0pKyraxu
  • 09-07-2020
  • Mathematics
contestada

Some one help me understand

Some one help me understand class=

Respuesta :

snog
snog snog
  • 09-07-2020

Answer:

Because ΔABC ≅ ΔDEC, ∠B ≅ ∠E by CPCTC which means:

2x + 31 = 7x - 24

-5x = -55

x = 11°.

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