Hi! are you good at math? well feel free to help!
1 answer:
Answer:
wall to bottom of ladder =8 feet
Step-by-step explanation:
using the Pythagorean theorem
ladder length=2W+1
(2W+1)^2=15^2+W^2
4W^2+4W+1=225+W^2
simplify
3W^2+4W-224=0
divide by 3
w^2+1.33W-74.6=0
factor
(W+9.3)(W-8)=0
W=8 feet
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