In the scale used on a blueprint 1 4 inch represents 2 feet on the blueprint what is the length of a room with and actual of 20 feet

asked Jun 7, 2017 110k views

2 votes

in the scale used on a blueprint 1 4 inch represents 2 feet on the blueprint what is the length of a room with and actual of 20 feet

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5 votes

Set up a proportion.

0.5 / 4 = 2.8 / x

Cross multiply.

0.5x = 4 * 2.8
0.5x = 11.2
x = 22.4

Ninge answered Jun 14, 2017

by Ninge

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