Respuesta :

Step-by-step explanation:

AB = 3

DB = 3 + 6 = 9

CD = 6

hope this answer helps you dear...take care!

Ver imagen prachidhruw07

Answer:AB=6    DB=9  CD=6

Step-by-step explanation:

If AC and CD are congruent, the are both 6 (because half of 12 is 6)

That means, If AB and BC are congruent, they are each 3(because 3 is half of 6

For DB, 3+6=9