PERIMETER: the distance around an object or shape, measured in units of lengths, context: fitting a fence, context: putting in skirting boards, context: how much carpet grip?, a one dimensional measure. 1-D, found by adding the lengths of ALL sides together., AREA: the space inside a two dimensional shape, measured in square units, cm2, mm2, m2, found by multiplying length by width, context: how much carpet to buy., context: how much paint needed for a wall, door, floor etc., context: how much turf to buy for a lawn., VOLUME: the space taken up by a 3-D object, measured in cubed units; mm3, cm3, m3 etc, found by multiplying together the lengths of the 3 dimensions together. length x width x height., context: how much concrete for a garage base., context: how much water to fill a tank?, context: how much compost to fill a plant pot., SURFACE AREA: the total area of all the sides of a 3-D object, measured in square units even though working with 3-D shapes, found by working out the area of each side and adding them together., context: painting a room, context@ wrapping a gift,

perimeter, area, surface area and volume

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