Answer: The diagonal is 20 cm.
\[\text{breadth} = \frac{192}{16} = 12\ \text{cm}\]By Pythagoras theorem,
\[d^2 = 16^2 + 12^2 = 256 + 144 = 400\] \[d = 20\ \text{cm}\]1 answer
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· 24 Oct 2026
AI-verified · Oct 2026
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