lf6606860 lf6606860
  • 04-03-2021
  • Mathematics
contestada

Find BC.
25
25
B
3x + 4
D 4x - 5 c

Find BC 25 25 B 3x 4 D 4x 5 c class=

Respuesta :

clarch19
clarch19 clarch19
  • 04-03-2021

Answer:

b) BC = 62

Step-by-step explanation:

since AB and AC equal 25, we know that ΔADB ≅ ΔADC and we can write this equation:

3x + 4 = 4x - 5

4 = x - 5

x = 9

3(9) + 4 = 31

BD = 31

DC = 31

BC = 2(31) = 62

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