问题描述:
英语翻译
it is given that the scale of the floor plan of a flat is 1 cm to 0.8 m
(a)Express the scale of the floor plan in the form of 1:n
(b)on the floor plan,the dimensions of the rectangular bedroom are 3cm*2.5com .Find its actual area
it is given that the scale of the floor plan of a flat is 1 cm to 0.8 m
(a)Express the scale of the floor plan in the form of 1:n
(b)on the floor plan,the dimensions of the rectangular bedroom are 3cm*2.5com .Find its actual area
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