A) \[20\left( \sqrt{3}+1 \right)cm\]
B) \[20\left( \sqrt{5}+1 \right)cm\]
C) \[20\sqrt{5}cm\]
D) \[20\sqrt{3\,\,cm}\]
Correct Answer: C
Solution :
Let \[\Delta ABC\] be an isosceles triangle and Let\[AL\bot BC.\]You need to login to perform this action.
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