Increase 65794

The area of the square is 36 cm². What will be the area of the square if we increase the length of a side by 25%?

Correct answer:

S2 =  56.25 cm2

Step-by-step explanation:

S1=36 cm2 q=100%+25%=1+10025=1.25  S1=a2 a=S1=36=6 cm  b=a q=6 1.25=215=7.5 cm  S2=b2=7.52=56.25 cm2

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