technology
A scale drawing = size of the drawing
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actual size of the object
scale of the drawing = Length of the drawing on paper
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Length of real life object

Type of scaleexample
Real life object
FULL SIZE
Escala Natural
E 1:1one to one or full size
REDUCTION
Escala de reducción
E 1:2one to two or half size
ENLARGEMENT
Escala de ampliación
E 2:1two to one or double size