Question
After a rectangular piece of paper was cut into 42 squares of sides 8 cm each, a piece of L-shaped strip of paper was left as shown. Given that the length of the rectangular piece of paper is 60 cm, what is the perimeter of the rectangular piece of paper before it was cut?
4 m

Click button first when a symbol is required. X

After a rectangular piece of paper was cut into 42 squares of sides 8 cm each, a piece of L-shaped strip of paper was left as shown. Given that the length of the rectangular piece of paper is 60 cm, what is the perimeter of the rectangular piece of paper before it was cut?