A) \[7\]
B) \[8\]
C) \[4\]
D) \[11\]
Correct Answer: A
Solution :
The length of the edges are given by \[a=5-2=3,\,\,b=9-3=6\]and\[c=7-5=2\], so length of the diagonal \[=\sqrt{{{a}^{2}}+{{b}^{2}}+{{c}^{2}}}\] \[=\sqrt{9+36+4}=7\,\,units\]You need to login to perform this action.
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