1 Answer

William Pietri · Answer 1 · 2019-02-27T19:46:32+0000

The ladder is placed 6 feet away from the wall
The formula you have to use is a2 + b2= c2

${15}^(2) + 6 {}^(2) = x {}^(2)$
(I used x instead of c)
225+36=x2
Add them
261=x2
Now find square root
Square root of x2=x
Square root of 261= 6.15549...
x=6.15549
The ladder can reach x feet

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