Question

9. in ∆CAC and ∆CAB , angle ACB = angle CDA , AC = 8cm and AD = 3cm find BD.
YOUR OPTIONS ARE
A)55/3cm
B)64/3 cm
C)35/7 cm
D)53/3 cm​
one more thing I need solution also how u got it.​

Answer 1

Answer:

by Pythagoras theorem,

CD SQUARE=AD SQUARE - BC SQUARE =64-9=55

:BC = ROOT OF 55