A) \[9\,\,cm\]
B) \[18\,\,cm\]
C) \[32\,\,cm\]
D) \[\text{50}\,\,cm\]
Correct Answer: B
Solution :
\[b=2h:\,\,A=b\times h=2{{h}^{2}}=162c{{m}^{2}}\] \[\Rightarrow \,\,{{h}^{2}}=81\Rightarrow h=9\Rightarrow b=2h=18cm\]You need to login to perform this action.
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