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please help me with these three questions

cerenetie  Mar 2, 2018
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For the first one....the park will  have an area  =

 

Old Park Area  *  (Scale Factor)^2  =

 

37625  * 4^2  =    602,000 yd^2

 

 

Second one

 

The volume od the new prism  will have a volume  (Scale Factor)^3  as great  = (1.5)^3  =  3.375 times as great

 

Third  one 

 

The volume of the new cone will be 

 

Old volume * (Scale Factor)^3  =

 

2880 * (1/4)^3   =  2880/ 64  =   45 m^3

 

 

cool cool cool

CPhill  Mar 2, 2018

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