ashfordc16 ashfordc16

23-07-2018
Mathematics

contestada

The legend on a map states that 1 cm is 20 km. If you measure 9 centimeters on the map, how many kilometers would the actual distance be?

Respuesta :

23-07-2018

Making a proportion helps solve this problem. Cm on top, km on bottom.

1 9

---- = ----

20 ?

Cross multiply to get 1? = 180

? = 180.

The distance is 180 km.

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