Posted by **chica** on Monday, November 29, 2010 at 9:49pm.

The three coordinate points are collinear. Use slopes to write aproportion to find the value of a.

#38. (-4,1),(-1,2),(5,a)

#39. (4,5),(1,2),(a,0)

## Answer This Question

## Related Questions

- geometry - Please help me to draw this figure four points that are not collinear...
- math - My son has been given the collinear problem below that has be stumped two...
- Geometry (Checking) - 2.) Which is true about both Pappus's Theorem and ...
- geometry - Points A, B and C are collinear with B between A and C. If AB=3x-4 ...
- Geometry - Are three collinear points are always also coplanar points. Thanks
- geometry - which three points are not collinear A(0,0)(0,2)(0,4) B(0,0)(3,0)(5,0...
- Math - explanation - This is an example in the text book. Using vectors, ...
- Geometry - Three colinear points on the coordinate plane are R(x,y) S(x+8h, y+8k...
- geometry - A, B, C and D are collinear, points c x y z are collinear, AB = BC = ...
- geometry - 1£©sketch six points a b c d e and f, no three of which are ...

More Related Questions