Question

the dimensuon the cuboid are 5cm 4cm 2cm find its diagnal

Answer 1

diagonal of a cuboid = underoot
$\sqrt{l { }^{2} } + \sqrt{} b {}^{2} + \sqrt{c {?}^{2} }$
c^2
so underroot ( 25+16+4)
underoot 45cm
was the ans