Find the value of the unknown — task. Maths CBSE Live product, Class 10 (2026-27).

It is given that

Δ NMO \sim Δ KLO

If \(MO\) \(=\) 3, \(LO\) \(=\) 21, and \(MN\) \(=\) 9, find \(LK\).

The value of \(LK\) is

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1. Find the value of the unknown