A rectangular plot with length 10m and breadth 8m has a pavement of breadth 2m inside it.Find the area of the pavement?
xy- (x-2a)(y-2a)=80-[(10-4)*(8-4)]=80-24=56
A rectangular plot with length 12 m and breadth 8m has a pavement of breadth 2m outside it.Find area of the pavement?
What is the perimeter of a square whose area is twice the area of a square with perimeter 20m?
The side of a square is 6cm.Find the percentage increase in area if side is trebled?
The side of a square is 5cm.Find the percentage increase in area if side is doubled.
The side of a square is 8cm.What is the area of a square passing through its diagonal?