state gov UP Police Assistant Operator (Radio Cadre) Mock Test Quantitative Aptitude Mensuration Plane Figures
The perimeter of a rectangle is 30 cm. If the length of the rectangle is twice of its breadth, then what is the length of its diagonal?
1
3\(\sqrt2\) cm
2
5\(\sqrt4\) cm
3
5\(\sqrt5\) cm
4
4\(\sqrt5\) cm