![How many tiles, each of the area 400 ${cm}^{2}$ will be needed to pave a footpath which is 2 m wide and surrounds a grass plot 25 m long and 13 m wide? How many tiles, each of the area 400 ${cm}^{2}$ will be needed to pave a footpath which is 2 m wide and surrounds a grass plot 25 m long and 13 m wide?](https://www.vedantu.com/question-sets/7117fc66-455b-47ba-9a94-b1c0968899e92049772222258707329.png)
How many tiles, each of the area 400 ${cm}^{2}$ will be needed to pave a footpath which is 2 m wide and surrounds a grass plot 25 m long and 13 m wide?
![Sum of the areas of two squares is 400 cm^2 . If the difference of their perimeters is 16 cm , find the sides of the two squares. Sum of the areas of two squares is 400 cm^2 . If the difference of their perimeters is 16 cm , find the sides of the two squares.](https://i.ytimg.com/vi/yNrHw59D8y8/maxresdefault.jpg)
Sum of the areas of two squares is 400 cm^2 . If the difference of their perimeters is 16 cm , find the sides of the two squares.
![T Madas. 1 m = cm cm = mm 10 1 km = m m = cm cm = mm 40 3 km = m m = cm cm = mm km = m cm = m ppt download T Madas. 1 m = cm cm = mm 10 1 km = m m = cm cm = mm 40 3 km = m m = cm cm = mm km = m cm = m ppt download](https://images.slideplayer.com/31/9625092/slides/slide_3.jpg)