Question

What is the length of ladder attached to a wall of 8 M. high, in such way that the lower apex of the ladder is 6 M away from the wall? give me this question answerer
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Answer 1

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Answer 2

Answer:

In ⊥ΔACB,∠C=90∘,BC=?AC 2+CB 2 =AB 2(8)2 +CB 2=(10) 264+CB 2=100

CB 2 =100−64CB 2 =36

∴CB=6