Square

Points A[9,9] and B[-4,1] are adjacent vertices of the square ABCD. Calculate the area of the square ABCD.

Correct answer:

S =  233

Step-by-step explanation:

A=(9,9) B=(−4,1)  a=∣AB∣=∣A−B∣ a2=Δx2+Δy2  a=(Ax−Bx)2+(Ay−By)2=(9−(−4))2+(9−1)2=233≐15.2643  S=a2=15.26432=233

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