A ladder 10 m long reaches a window 8 m above the ground. Find the distance of the foot of the ladder from the base of the wall.
Q1. A ladder 10 m long reaches a window 8 m above the ground. Find the distance of the foot of the ladder from the base of the wall.
Answer: 6 m
Explanation: Applying Pythagoras theorem: distance² = 10² - 8² = 100 - 64 = 36, hence distance = √36 = 6 m.