Top Banner
Chapter 44 (Macintosh's conflicted copy 20160414).notebook 1 December 16, 2016 Barometric pressure is a linear function of altitude. The barometric pressure is 598 millimeters of mercury at an altitude of 1.8 kilometers. The pressure is 577 millimeters of mercury at 2.1 kilometers. a. Write a formula for the barometric pressure as a function of the altitude. b. What is the altitude of the pressure is 657 millimeters of mercury? (you will get credit if you just set this equation up correctly without solving) Homework: Chapter 44 Skills Practice
18

Homework: Chapter 44 Skills Practice - Algebra 1 Information · 12/12/2016 · Chapter 44 (Macintosh's conflicted copy 20160414).notebook 1 December 16, 2016 Barometric pressure is

Apr 23, 2018

Download

Documents

vanliem
Welcome message from author
This document is posted to help you gain knowledge. Please leave a comment to let me know what you think about it! Share it to your friends and learn new things together.
Transcript
Page 1: Homework: Chapter 44 Skills Practice - Algebra 1 Information · 12/12/2016 · Chapter 44 (Macintosh's conflicted copy 20160414).notebook 1 December 16, 2016 Barometric pressure is

Chapter 4­4 (Macintosh's conflicted copy 2016­04­14).notebook

1

December 16, 2016

Barometric pressure is a linear function of altitude.  The barometric pressure is 598 millimeters of mercury at an altitude of 1.8 kilometers.  The pressure is 577 millimeters of mercury at 2.1 kilometers.a. Write a formula for the barometric pressure as a function of the altitude.b. What is the altitude of the pressure is 657 millimeters of mercury? (you will get credit if you just set this equation up correctly without solving)

Homework: Chapter 4­4 Skills Practice

Page 2: Homework: Chapter 44 Skills Practice - Algebra 1 Information · 12/12/2016 · Chapter 44 (Macintosh's conflicted copy 20160414).notebook 1 December 16, 2016 Barometric pressure is

Chapter 4­4 (Macintosh's conflicted copy 2016­04­14).notebook

2

December 16, 2016

Chapter 4­4

Goals for today:

1. Learn how to identify parallel lines2. Learn how to identify perpendicular lines

Page 3: Homework: Chapter 44 Skills Practice - Algebra 1 Information · 12/12/2016 · Chapter 44 (Macintosh's conflicted copy 20160414).notebook 1 December 16, 2016 Barometric pressure is

Chapter 4­4 (Macintosh's conflicted copy 2016­04­14).notebook

3

December 16, 2016

­6 ­5 ­4 ­3 ­2 ­1 0 1 2 3 4 5 6

­6

­5

­4

­3

­2

­1

1

2

3

4

5

6

x

y

0

180

10

170

20

160

30

150

40

140

50

130

60

120

70

110

80

100

90

90

57°

100

80

110

70

120

60

130

50

140

40

150

30

160

20

170

10

180

0

Page 4: Homework: Chapter 44 Skills Practice - Algebra 1 Information · 12/12/2016 · Chapter 44 (Macintosh's conflicted copy 20160414).notebook 1 December 16, 2016 Barometric pressure is

Chapter 4­4 (Macintosh's conflicted copy 2016­04­14).notebook

4

December 16, 2016

Page 5: Homework: Chapter 44 Skills Practice - Algebra 1 Information · 12/12/2016 · Chapter 44 (Macintosh's conflicted copy 20160414).notebook 1 December 16, 2016 Barometric pressure is

Chapter 4­4 (Macintosh's conflicted copy 2016­04­14).notebook

5

December 16, 2016

Parallel lines:

­7 ­6 ­5 ­4 ­3 ­2 ­1 0 1 2 3 4 5 6 7

­7

­6

­5

­4

­3

­2

­1

1

2

3

4

5

6

7

x

y

Page 6: Homework: Chapter 44 Skills Practice - Algebra 1 Information · 12/12/2016 · Chapter 44 (Macintosh's conflicted copy 20160414).notebook 1 December 16, 2016 Barometric pressure is

Chapter 4­4 (Macintosh's conflicted copy 2016­04­14).notebook

6

December 16, 2016

Parallel lines have the same slopes!Write an equation in slope­intercept form for the line that passes through (­1, 6) and is parallel to the graph of y=2x + 12

­6 ­5 ­4 ­3 ­2 ­1 0 1 2 3 4 5 6

­6

­4

­2

2

4

6

8

10

12

14

16

x

y

Page 7: Homework: Chapter 44 Skills Practice - Algebra 1 Information · 12/12/2016 · Chapter 44 (Macintosh's conflicted copy 20160414).notebook 1 December 16, 2016 Barometric pressure is

Chapter 4­4 (Macintosh's conflicted copy 2016­04­14).notebook

7

December 16, 2016

Write an equation in slope­intercept form for the line that passes through (5, 1) and is parallel to the graph of y=x ­ 8

­6 ­5 ­4 ­3 ­2 ­1 0 1 2 3 4 5 6

­11­10­9­8­7­6­5­4­3­2

1234567891011

x

y

Page 8: Homework: Chapter 44 Skills Practice - Algebra 1 Information · 12/12/2016 · Chapter 44 (Macintosh's conflicted copy 20160414).notebook 1 December 16, 2016 Barometric pressure is

Chapter 4­4 (Macintosh's conflicted copy 2016­04­14).notebook

8

December 16, 2016

­10 ­8 ­6 ­4 ­2 0 2 4 6 8 10

­10

­8

­6

­4

­2

2

4

6

8

10

x

y

Page 9: Homework: Chapter 44 Skills Practice - Algebra 1 Information · 12/12/2016 · Chapter 44 (Macintosh's conflicted copy 20160414).notebook 1 December 16, 2016 Barometric pressure is

Chapter 4­4 (Macintosh's conflicted copy 2016­04­14).notebook

9

December 16, 2016

The slopes of perpendicular lines are the negative reciprocal of each other.Write an equation in slope­intercept form for the line that passes through (­4, 2) and is perpendicular to the graph of 2x ­ 3y = 9

­6 ­5 ­4 ­3 ­2 ­1 0 1 2 3 4 5 6

­6

­5

­4

­3

­2

­1

1

2

3

4

5

6

x

y

Page 10: Homework: Chapter 44 Skills Practice - Algebra 1 Information · 12/12/2016 · Chapter 44 (Macintosh's conflicted copy 20160414).notebook 1 December 16, 2016 Barometric pressure is

Chapter 4­4 (Macintosh's conflicted copy 2016­04­14).notebook

10

December 16, 2016

Write an equation in slope­intercept form for the line that passes through (2, ­3) and is perpendicular to the graph of 

­6 ­5 ­4 ­3 ­2 ­1 0 1 2 3 4 5 6

­6

­5

­4

­3

­2

­1

1

2

3

4

5

6

x

y

Page 11: Homework: Chapter 44 Skills Practice - Algebra 1 Information · 12/12/2016 · Chapter 44 (Macintosh's conflicted copy 20160414).notebook 1 December 16, 2016 Barometric pressure is

Chapter 4­4 (Macintosh's conflicted copy 2016­04­14).notebook

11

December 16, 2016

Write an equation in slope­intercept form for the line that passes through (­1, 6) and is parallel to the graph of 3x + y = 12

Page 12: Homework: Chapter 44 Skills Practice - Algebra 1 Information · 12/12/2016 · Chapter 44 (Macintosh's conflicted copy 20160414).notebook 1 December 16, 2016 Barometric pressure is

Chapter 4­4 (Macintosh's conflicted copy 2016­04­14).notebook

12

December 16, 2016

Write an equation in slope­intercept form for the line that passes through (4, ­6) and is parallel to the graph of x + 2y = 5

Page 13: Homework: Chapter 44 Skills Practice - Algebra 1 Information · 12/12/2016 · Chapter 44 (Macintosh's conflicted copy 20160414).notebook 1 December 16, 2016 Barometric pressure is

Chapter 4­4 (Macintosh's conflicted copy 2016­04­14).notebook

13

December 16, 2016

­6 ­5 ­4 ­3 ­2 ­1 0 1 2 3 4 5 6

­6

­5

­4

­3

­2

­1

1

2

3

4

5

6

x

y

Page 14: Homework: Chapter 44 Skills Practice - Algebra 1 Information · 12/12/2016 · Chapter 44 (Macintosh's conflicted copy 20160414).notebook 1 December 16, 2016 Barometric pressure is

Chapter 4­4 (Macintosh's conflicted copy 2016­04­14).notebook

14

December 16, 2016

Write an equation in slope­intercept form for the line that passes through (4, ­2) and is parallel to the graph of ­2x + 3

Page 15: Homework: Chapter 44 Skills Practice - Algebra 1 Information · 12/12/2016 · Chapter 44 (Macintosh's conflicted copy 20160414).notebook 1 December 16, 2016 Barometric pressure is

Chapter 4­4 (Macintosh's conflicted copy 2016­04­14).notebook

15

December 16, 2016

Write an equation in slope­intercept form for the line that passes through (­8, ­7) and is perpendicular to the graph of y = ­x ­ 8

Page 16: Homework: Chapter 44 Skills Practice - Algebra 1 Information · 12/12/2016 · Chapter 44 (Macintosh's conflicted copy 20160414).notebook 1 December 16, 2016 Barometric pressure is

Chapter 4­4 (Macintosh's conflicted copy 2016­04­14).notebook

16

December 16, 2016

Write an equation in slope­intercept form for the line that passes through (­5, ­1) and is perpendicular to the graph of 

Page 17: Homework: Chapter 44 Skills Practice - Algebra 1 Information · 12/12/2016 · Chapter 44 (Macintosh's conflicted copy 20160414).notebook 1 December 16, 2016 Barometric pressure is

Chapter 4­4 (Macintosh's conflicted copy 2016­04­14).notebook

17

December 16, 2016

Write an equation in slope­intercept form for the line that passes through (2, ­3) and is perpendicular to the graph of 

Page 18: Homework: Chapter 44 Skills Practice - Algebra 1 Information · 12/12/2016 · Chapter 44 (Macintosh's conflicted copy 20160414).notebook 1 December 16, 2016 Barometric pressure is

Chapter 4­4 (Macintosh's conflicted copy 2016­04­14).notebook

18

December 16, 2016