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A diagonal of a rectangle of sides 3 cm and 5 cm is drawn.
The diagonal length (in cm) is:

Class 10Irrational NumbersNumber Systems

A $34$
B8
C $15$
D $16$

Step-by-Step Solution

Diagonal =

3^{2} + 5^{2} = 9 + 25 = 34

, an irrational length since 34 is not a perfect square.

Answer: A)

34

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