Question

Find the diagonal of a rectangle whose length is 35$cm$ and breadth is 12$cm.$

Answer 1

The sides of Rectangle are perpendicular to each other

The diagonal acts as Hypotenuse of the right angled triangle

So,

$d^2=(12{)}^2+(35{)}^2{d}^2=144+1225d^2=1369d=\sqrt{1369}d=37cm$