few notes on perimetre and area
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Notes on perimeter
- The total length of the boundary of a closed figure is known its perimeter
- perimeter of a rectangle =2(length into breadth )
- perimeter of a square = 4(length of a side )
- perimeter of a equilateral triangle =3(length of a side)
- perimeter of a regular pentagon =5(length of a side )
- perimeter of a regular hexagon = 6(length of a side )
- The word perimeter is derived from the Greek word peri meaning asking and metron meaning to measure
Notes on Area
- The amount of surface enclosed by a closed figure is called its area
- The measurement of the part of a Jolene or a regional. enclosed within the closed plane figure is called its area
- Area of a rectangle =length into breadth
- Area of a square =side into side
Area of a rectangle
- area of the rectangle = Lenght into breadth square units
- Length of a rectangle = Area by breadth
- Breadth of a rectangle = Area by length
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