Square area ratio

The lengths of the sides of the two squares are in the ratio of 5:7. In what proportion will their area be?

Final Answer:

r =  25:49

Step-by-step explanation:

a:b=5:7 S1 =a2 S2 = b2 = (7/5 a)2  r = S1/S2 =  (7/5 a)2a2   r = (7/5)21  r=(5/7)20.5102=25:49



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