Manda36 Manda36
  • 30-05-2019
  • Mathematics
contestada

Please someone answer this

Please someone answer this class=

Respuesta :

jimrgrant1 jimrgrant1
  • 30-05-2019

Answer:

CD = 9

Step-by-step explanation:

DB is a perpendicular bisector, thus ΔADC is isosceles with

CD = AD = 9

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