Mid Point and Distance of a Line Segment

Midpoint of a Line Segment 

A Mid point of a segment  with endpoint (x1,y1) and (x2,y2) are
((x1+x2)/2, (y1+y2)/2)
Distance Formula

Math meeting 08-02-2011-fractions, Proportions, inverse relations

Hi,

we talked about direct and inverse proportion.

http://lin-mathclub.blogspot.com/2011/07/direct-and-inverse-proportion.html

We also did part of the problems: we will continue to finish it next meeting

http://www.24houranswers.com/sat/3fract-prop-inverse.pdf

This  problem set:

1,We review cross multiplication

2, Children seem to forget the concept of the function y=f(x) 

Please review

http://www.regentsprep.org/Regents/math/ALGEBRA/AP3/indexAP3.htm

Next meeting:

08-04-2011 Am10:00-12:00

We will continue to finish and correct the problem set