1. The length and breadth of a rectangle are 24 cm and 7 cm respectively. What must be the length of its diagonal (in cm)?





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  • By: anil on 05 May 2019 02.06 am
    Length of rectangle, $$l=24$$ cm and breadth, $$b=7$$ cm => Diagonal, $$d^2=l^2+b^2$$ => $$d^2=(24)^2+(7)^2$$ => $$d^2=576+49=625$$ => $$d=sqrt{625}=25$$ cm => Ans - (B)
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