Model linear and area scales

Model linear and area scales

Secondary 2
TGM Original Questions

A garage model uses scale \(1:25\).

  1. Its roof is \(48\) cm high; find the actual height in metres.
  2. The actual garage area is \(80\text{ m}^2\); find the model area in square centimetres.

Solution:

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Answer:(a) \(12\) m; (b) \(1280\text{ cm}^2\).

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