1.7 Day 2 ­ Distance in the Coordinate Plane.notebook
September 16, 2014
9/13: Warm Up
1. Find the midpoint between A(­5, 4) and B(­3, 7)
2. The midpoint of CD is E(­1, 0). One endpoint is C(5, 2). Find the
other endpoint, D.
1
1.7 Day 2 ­ Distance in the Coordinate Plane.notebook
1.7 Day 2: Distance Formula
September 16, 2014
Date: 9/13
Distance Formula
The distance between two points __________ and _______ is:
2
1.7 Day 2 ­ Distance in the Coordinate Plane.notebook
September 16, 2014
Ex 1). What is the distance between (6, ­2) and (­5, 3)? Round to the
nearest tenth.
3
1.7 Day 2 ­ Distance in the Coordinate Plane.notebook
September 16, 2014
Ex 2). What is the distance between (­2, 14) and (3, ­1). Round to the
nearest tenth.
4
1.7 Day 2 ­ Distance in the Coordinate Plane.notebook
September 16, 2014
Ex 3). On a zip­line course, you are harnessed to a cable that travels
through the treetops. You start at Platform A and zip to each of the
other platforms. How far do you travel from Platform B to Platform C?
5
1.7 Day 2 ­ Distance in the Coordinate Plane.notebook
September 16, 2014
Homework:
pg. 62 #1 ­ 5, 6 ­ 18(e), 28 ­ 31
Quiz #2 (1.1 ­ 1.7) ­ Thursday
no book needed tomorrow
6