SOLUTION: the area of a square is directly proportional to the square of its diagonal. if the area of a square having a diagonal 16 cm long is 128 cm^2, what is the area of a square having d

Question 1142982: the area of a square is directly proportional to the square of its diagonal. if the area of a square having a diagonal 16 cm long is 128 cm^2, what is the area of a square having diagonal 24 cm long?
Answer by ikleyn(52858) (Show Source): You can put this solution on YOUR website!
.


Use the proportion


     = .


From the proportion, find


    x =  = 192 cm^2.    ANSWER

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