how to solve this problem can any one help me to do this problem
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Answer:
Step-by-step explanation:db ^2=da × ac
12^2=9×ac
144÷9=ac
Ac=16
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AD=9
BD=12
Therefore AB =√12^2+9^2
=√225
=15cm
triangle ADB similar triangle ABC
therefore AD/AB=BD/BC
9/15=12/BC
BC=12*15/9
BC=20cm
BD=12
Therefore AB =√12^2+9^2
=√225
=15cm
triangle ADB similar triangle ABC
therefore AD/AB=BD/BC
9/15=12/BC
BC=12*15/9
BC=20cm
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