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19 March, 16:24

A scale drawing of a movie screen is 21 inches long and 9 inches tall. The actual screen is 30 feet tall. What is the scale of the drawing?

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  1. 19 March, 20:19
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    A scale factor is the ratio of two similar geometric figures of their corresponding sides. The scale factor is calculated by locating the corresponding sides on each figure. We calculate as follows:

    scale factor = 9/30 = 0.3

    Hope this answers the question. Have a nice day.
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