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Question-211188




Question Number 211188 by Ari last updated on 30/Aug/24
Answered by mr W last updated on 30/Aug/24
AB=x  BC=y  x^2 +y^2 =12^2   x+y=16  (x+y)^2 =16^2   x^2 +y^2 +2xy=16^2   12^2 +2xy=16^2   ⇒red area=((xy)/2)=((16^2 −12^2 )/4)=28
AB=xBC=yx2+y2=122x+y=16(x+y)2=162x2+y2+2xy=162122+2xy=162redarea=xy2=1621224=28

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