Question

find the length of diagonals of a rectangle whose sides are 12 cm and 5 cm​

Answer 1

Answer:

Step-by-step explanation:

Diagonal of rectangle=√l^2+b^2

=√12^2+5^2

=√144+25

=√169

=13cm

Answer 2

Answer:

so diagonal is root over sum of squares of sides

√(12²+5²)=13