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7. The midpoint of overline (AB) is M(-3,-3) . If the coordinates of A are (2,1) , what are the coordinates of B? B(square ,square )

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4.4 (214 Votes)
Hubert Doyle Veteran · Tutor for 9 years

Answer

Explanation

1. Use the midpoint formula The midpoint formula is . Given and , let be the coordinates of point B.2. Solve for x-coordinate of B Set up the equation for the x-coordinate: . Solving gives .3. Solve for y-coordinate of B Set up the equation for the y-coordinate: . Solving gives .