Carol 3

Carol reduces the size of a photo by 30%. If the length of each side is 12 cm, what is the length of the side of the new photo?

Correct answer:

x =  8.4 cm

Step-by-step explanation:

r=100%30%=110030=0.7 a=12 cm  x=a r=12 0.7=8.4 cm



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