manny2808 manny2808
  • 24-06-2020
  • Mathematics
contestada

ACB = DCE
A = 3x-10, C = 45°, D = 2x+10
Please help confused

ACB DCE A 3x10 C 45 D 2x10 Please help confused class=

Respuesta :

sqdancefan
sqdancefan sqdancefan
  • 24-06-2020

Answer:

  x = 20

Step-by-step explanation:

The congruence statement tells you that angle A is congruent to angle D. (Both are listed first in the triangle names.) This means ...

  ∠A = ∠D

  3x -10 = 2x +10

  x = 20 . . . . . . . . . . add 10-2x to both sides

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