Mathematics, 14.12.2021 14:00 ebandejas22

Valerie's work deriving the distance formula for length dis shown. Evaluate her work and explain any errors.
у
4
[(x, y)
24d
(,-Y)
-4
이
→X
х
ZO
2. 4
(x, y) -2-(x₂-x)
-41
d = (x,-X,)2 + ()-Y,)?
She chose a point that
a right angle.
She
wrote the length of each of the legs.
She
y in the equation

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