The area of a rectangle increases by 57cm2 when each side increases by 3cm. The perimeter of the original rectangle is cm

Diện tích hcn tăng thêm 57 cm vuông nếu tăng mỗi cạnh lên 3 cm. Tính chu vi của hcn ban đầu

The area of a rectangle increased by 57cm2 when each side increases by 3cm.The perimeter of the original rectangle is .... cm.

The area of a rectangle increased by 57cm2 when each side increases by 3cm . The perimeter of the origial rectangle is .......... cm .

the area of rectangle increased 57 cm2 when each side increases by 3cm . The perimeter of the origial rectangle is bao nhieu ?????

The area of a rectangle inceased by 57 cm2 when each by 3cm. 

The perimeter of the origial rectangle is..................cm

The perimeter of a rectangle is 34 cm. If its length is increasing 5 cm and its width is increasing 3 cm then the area is increasing 80 . Find the original area of the rectangle.
Answer: The original area of the rectangle is  ........ cm²

The perimeter of a rectangle is 34 cm. If its length is increasing 5 cm and its width is increasing 3 cm then the area is increasing 80cm² . Find the original area of the rectangle.
Answer: The original area of the rectangle is ....... cm².

The area of a rectangle is equal to a square's area. The square's side is 4cm less than the rectangle's length but 3cm more than the rectangle's width. What's the perimeter of the rectangle? (Chi can dich va dap an):))))

the perimeter of a rectangle is 130cm. If its width is increased by 15cm then it' II be a square. the area of this rectangle is ... cm2