Posted by **rose** on Tuesday, September 11, 2012 at 10:17pm.

the coordinates of point S are given. the midpoing of RS is (6,-10). find the coordinates of point r. s(0,8)

- geometry -
**Steve**, Wednesday, September 12, 2012 at 10:25am
If we let M be the midpoint,

S-M = (0,8) - (6,-10) = (-6,18)

that means that M-R must also be (-6,18), or R = M-(-6,18)

R = (6,-10) - (-6,18) = (12,-28)

## Answer this Question

## Related Questions

- GEOMETRY - the coordinates of point T are given. The midpoint of ST is (5,-8). ...
- Geometry - line segment ab is the diameter of circle O whose center has ...
- Geometry - line segment ab is the diameter of circle O whose center has ...
- trig - Given the polar coordinates of a point, how do I find the rectangular ...
- Math - plot the point given in polar coordinates and find the corresponding ...
- math - Quadrilateral ABCD is a square. The coordinates of point A are (3,2), ...
- Math - The rectangular coordinates of a point are given. Find two sets of polar ...
- Math - A point in polar coordinates is given, Find the corresponding rectangular...
- Trig (math) - 1.) Find all solutions of the equation. Leave answers in ...
- Geometry - Help? The midpoint of (segment)AB is M(7,5). The coordinates of point...