A ladder 10 m long reaches a window 8 m above the ground. How far is the foot of the ladder from the wall?

Type: MCQ • Marks: 1

A. 4 m

B. 6 m

C. 2 m

D. 18 m

Explanation

Distance = $\sqrt{10^2 - 8^2} = \sqrt{100 - 64} = \sqrt{36} = 6$ m.

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Class 7th Ganita Prakash 1

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