A 15m long ladder reached a window 9m high from the ground on placing it against a wall at a distance x. Find the distance of th
e foot of the ladder from the wall.
1 answer:
Answer:
12 meters
Step-by-step explanation:
Given That :
Length of ladder = 15m
Height of wall =. 9 m
Using Pythagoras rule :
Adjacent² = hypotenus² - opposite²
Adjacent² = 15² - 9²
Adjacent² = 225 - 81
Adjacent² = 144
Adjacent = sqrt(144)
Adjacent, x = 12
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