Question

12. The length of the rectangle is twice its breadth. If its perimeter is 60 cm. Find the length and
the breadth of the rectangle.​

Answer 1

Answer:

answer is above written

Answer 2

Answer:

let length be 2x

and breadth is x

Area

$primeter = 2x \times x \\ 60= 3 {x}^{2} \\ {x}^{2} = \frac{60}{3} \\ x = \sqrt{20 } \\ x = 2\sqrt{5}$