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smileysmileysmiley

qualitystreet  May 16, 2018
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The perimeter of PQRS is  2 ( 8 +  2)  =  2 (10) =  20 units

 

So....since the perimeter of ABCD  = 60....the scale factor  of ABCD  to PQRS  =   60 : 20  =  3

 

Therefore.....AB  = 3(PQ)  = 3 (8)  = 24

And BC  = 3 ( QR)  =  3(2)  = 6

 

 

cool cool cool

 
CPhill  May 16, 2018

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