Question

plz answer this question

Answer 1

Formula for diagonal of a rectangle=
$\sqrt{ {l}^{2} + {b}^{2} }$
where l is length and b is breadth.

so,
$= \sqrt{ {15}^{2} + {8}^{2} } \\ = \sqrt{225 + 64} \\ = \sqrt{289} \\ = 17$
Hence, the answer is 17 cm..

hope it helps you bro