Circumference 5493

By what percentage will the area of a square decrease if its circumference decreases by 17 percent?

Correct answer:

p =  31.11 %

Step-by-step explanation:

p1=17 % q=1p1/100=117/100=10083=0.83 a2=qa1 S1=a2 S2=a22=(aq)2=a2 q2=S1 q2 x=S1S2=a2q2 a2=a2(1q2) p=100 (1q2)=100 (10.832)=31.11%



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