How to write scales as ratios, and use them to find measurements for scale drawings and real lengths with BBC Bitesize Maths. For children between 11 and 14.

Draw a table and label the two parts of the map scale. Write the actual distance of 2,500,000 cm underneath the correct part of the ratio. The scale factor from the map distance to the actual ...

The next step is to draw the cupola as an overlay using translucent paper that allows you to see through to the garage elevations. You need to get the scale of the cupola right.

Courtesy of Arrette Scale. With a clean user interface that, although accessible, requires some prior understanding of typical drafting techniques, for precision drawing on a tablet this app is ...

Japanese architect Shigeru Ban has designed a retractable and refillable pen for Acme Studio that doubles as an architect's scale ruler. The three-sided Scale pen is made from aluminium, and ...