A) 3 cm
B) 5 cm
C) 4 cm
D) 7 cm
Correct Answer: B
Solution :
\[A{{C}^{2}}=A{{B}^{2}}+B{{C}^{2}}\] (because \[\angle B={{90}^{o}}\]) \[=64+36=100\] \[\therefore \] \[AC=10\] But \[BM=\frac{1}{2}AC=\frac{10}{2}=5cm\]You need to login to perform this action.
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