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1.     Rectangle ABCD has a length of 4 ft and a width of 9 ft. Rectangle PQRS is made by applying a scale factor of 5 to Rectangle ABCD.

(a)   Are Rectangle ABCD and Rectangle PQRS similar? Why or why not?

(b)   Calculate the area of Rectangle ABCD.  Show all your work.

(c)   Calculate the area of Rectangle PQRS.  Show all your work.

(d)   How does the area of Rectangle PQRS compare to Rectangle ABCD?  Explain the relationship to the scale factor.

 Mar 15, 2021
 #1
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the little one is 4' by 9'

 

the side lengths of the big one are 5 times that so    20 by 45 feet

 

You can that it from there. 

 Mar 15, 2021

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