Answers

2014-06-12T08:32:48+05:30
Length of ladder=10 m
length of wall after slide = 6m.

using phythagorus theorm,
10 :-10^{2}=X^{2} + 6^{2}

100  =  x^{2} +36
64  =  X^{2}


hence X = 8 m

after 8 sec.

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