The Golden Gate Bridges 8980 feet long. For a science project, Gabriel built a scale model of the bridge. How long is the bridge if he used the scale 1 millimeter = 20 feet?

Mathematics · Middle School · Wed Jan 13 2021

Answered on

Given :

Length of golden gate Bridge = 8980 feet 

Scale, 1 millimeter = 20 feet 

That means 1 mm on model is 20 feet on actual bridge

So, length of bridge in model = 8980/20

= 449 mm

 

Thus, bridge is 449 mm long on model.