Question

how to find the diagonal of a rectangle if length and breadth is given. for example l is 8cm and b is 6cm find diagonal of rectangle

Answer 1

$\sqrt{ {length}^{2} +{ breadth}^{2} } \\ \sqrt{ {6}^{2} + {8}^{2} } \\ = \sqrt{100 }\\ = 10$

Answer 2

by using pytogorus
digonal squre =length sq. +base sq.
digonal sq. =64+36=100
digonal=10