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I need help I don’t understand

I need help I don’t understand-example-1

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Answer:

Explanation:

let the other point be (x,y)

then


2=(0+x)/(2) \\x=4\\2=(-2+y)/(2) \\y-2=4\\y=4+2=6\\so ~other ~end ~is ~ (4,6)

User Marcel Gwerder
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