Answer:
dilation
Step-by-step explanation:
whenever the shape is dilated, or scaled by a factor of any number, the shape will change size and will become similar rather than congruent. congruent shapes have the same dimensions as the parent or original shape. 
 
        
                    
             
        
        
        
= 18.60108 that’s the answer
        
             
        
        
        
I believe it's<span> 8cos(x)⁸ - 16cos(x)⁶ + 10cos(x)⁴ - 2cos(x)².
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Alternately, you can write [</span><span><span>1 / (tan(2x) - cot(2x))] + [cos(8x) / (tan(2x) - cot(2x))].
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If there are 12 shirts total and three of them were green, it would be 3 out of 12 or 3/12. Hope this helps! :)