To repair a roof that is 12 m height Mr Dalton leans a 13m ladder against the side of the building to reach the roof how far away from the building should he plays the base of the ladder?
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To repair a roof that is 12 m height Mr Dalton leans a 13m ladder against the side of the building to reach the roof how far away from the building should he plays the base of the ladder?
PLZ REPLY
SHOW METHODS AS WELL
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Answer:
Answer is 5 .
Step-by-step explanation:
from phytagorous v have hyp^2=P^2+B^2.
let hyo be 13 m and P=12 m.
so,.13^2= 12^2+ B^2.
169=144+B^2..
B^2=169-144
B^2=25
sor B=5