June 17th, 2011, 08:50 AM  #1 
Newbie Joined: Jun 2010 Posts: 24 Thanks: 0  Scale on Map
how to solve this question ? a)what is the actual distance in km represented by 5.4 cm on the map. b)Two towns 10km and 80m apart. Calculate in cm their distance apart on the map. c)on the map a lake has an area of 3.6 cm sq. calculate in km square the actual area of the lake. 
June 17th, 2011, 09:20 AM  #2 
Senior Member Joined: Jul 2010 From: St. Augustine, FL., U.S.A.'s oldest city Posts: 12,155 Thanks: 461 Math Focus: Calculus/ODEs  Re: Scale on Map
What scale is given?

June 17th, 2011, 09:29 AM  #3 
Newbie Joined: Jun 2010 Posts: 24 Thanks: 0  Re: Scale on Map
a map is drawn to a scale of 1:120000

June 17th, 2011, 09:44 AM  #4 
Senior Member Joined: Jul 2010 From: St. Augustine, FL., U.S.A.'s oldest city Posts: 12,155 Thanks: 461 Math Focus: Calculus/ODEs  Re: Scale on Map
Okay, this means a distance of 1 cm on the map represents an actual distance of 120000 cm = 1.2 km: a) b) (see if you can find the result for 80 km using the same method or just multiply this result by 8) c) 

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a map is drawn to scale of 1:120000. calculate the actual disntance in km represented by 5.4cm on the map,3.6cm multiply by 660 km square,scall is 1:120000 what is the distance of
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