Saturday

April 19, 2014

April 19, 2014

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

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

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

- Geometry -
**Reiny**, Monday, November 29, 2010 at 11:03pm#38

(a-2)/(5+1) = (2-1)/(-1+4)

(a-2)/6 = 1/3

3a - 6 = 6

a = 4

Do #39 the same way, let me know what you got

**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...

Algebra 1 - A(-1,30),B(4,15),C(14,39) Are the three points collinear?

Geometry - Are three collinear points are always also coplanar points. Thanks

geometry - 1£©sketch six points a b c d e and f, no three of which are ...

geometry - Points A, B and C are collinear with B between A and C. If AB=3x-4 ...

geometry - which three points are not collinear A(0,0)(0,2)(0,4) B(0,0)(3,0)(5,0...

Geometry - m∠1 = 6x and m∠3 = 120. Find the value of x for p to be ...

geometry - math - Sketch six points A,B,C,D,E and F, no three of which are ...

geometry - 1.in which geometry do lines no contain an infinite number of points...