A) 15 cm
B) 18 cm
C) 16 cm
D) 9.5 cm
Correct Answer: A
Solution :
\[B{{D}^{2}}=AD\times DC=9\times 16=144\] \[\therefore \] \[BD=12\] Now, \[A{{B}^{2}}=B{{D}^{2}}+A{{D}^{2}}\] \[=144+81=225\] \[\therefore \] \[AB=15\text{ cm}\]You need to login to perform this action.
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