bellwork four friends, alice, betty, cathie and donna each had a dog for a pet. the dogs were an...

BellworkBellwork Four friends, Alice, Betty, Cathie and Donna each had a Four friends, Alice, Betty, Cathie and Donna each had a

dog for a pet. The dogs were an Afghan hound, a beagle, dog for a pet. The dogs were an Afghan hound, a beagle, a collie and a dachshund. a collie and a dachshund.

Use these clues and fill in the logic matrix below to help Use these clues and fill in the logic matrix below to help you match each person with her dog.you match each person with her dog.• None of the girls had a dog whose breed started with the None of the girls had a dog whose breed started with the

same letter as her namesame letter as her name• Betty’s dog played with the Afghan hound and the Betty’s dog played with the Afghan hound and the

dachshund at the parkdachshund at the park• Donna’s dog was larger than the beagleDonna’s dog was larger than the beagle• Cathie sometimes called her friend’s dachshund “hot dog”!Cathie sometimes called her friend’s dachshund “hot dog”!

AfghanAfghan BeagleBeagle CollieCollie DachshundDachshund

AliceAlice

BettyBetty

CathieCathie

DonnaDonna

Clickers

Test TomorrowTest Tomorrow

Chapter 3 MasteryChapter 3 Mastery

In UseIn UseAngles 1 & 5 are these kinds of anglesAngles 1 & 5 are these kinds of angles

1a

b

2

3 4

5 6

7 8

A. CorrespondingB. Alt. InteriorC. Alt ExteriorD.Consecutive

Interior

In UseIn UseAngles 4 & 6 are these kinds of anglesAngles 4 & 6 are these kinds of angles

1A. CorrespondingB. Alt. InteriorC. Alt ExteriorD.Consecutive

Interior

a

b

2

3 4

5 6

7 8

In UseIn UseAngles 2 & 7 are these kinds of anglesAngles 2 & 7 are these kinds of angles

1a

b

2

3 4

5 6

7 8

A. CorrespondingB. Alt. InteriorC. Alt ExteriorD.Consecutive

Interior

In UseIn UseAngles 3 & 6 are these kinds of anglesAngles 3 & 6 are these kinds of angles

1a

b

2

3 4

5 6

7 8

A. CorrespondingB. Alt. InteriorC. Alt ExteriorD.Consecutive

Interior

In UseIn UseSolve for x, given lines a & b are parallelSolve for x, given lines a & b are parallel

150

6x

A.25B.30C.50

a

b

In UseIn UseSolve for x, given lines a & b are parallelSolve for x, given lines a & b are parallel

50

2x-4

A.25B.27C.54

a

b

In UseIn UseSolve for x, given lines a & b are parallelSolve for x, given lines a & b are parallel

3x-3

2x+10

A.3.5B.10C.13

a

b

In UseIn UseWhat value of x will make lines a and b parallelWhat value of x will make lines a and b parallel

125

x

A.55B.125C.18

a

b

In UseIn UseWhat value of x will make lines a and b parallelWhat value of x will make lines a and b parallel

140

5x

A.5B.28C.140

a

b

In UseIn UseWhat value of x will make lines a and b parallelWhat value of x will make lines a and b parallel

60

3x

A.20B.30C.60

a

b

In UseIn UseWhat value of x will make lines a and b parallelWhat value of x will make lines a and b parallel

160

4x

A.5B.20C.40

a

b

ExampleExampleWhat is the slope of the line that goes through the What is the slope of the line that goes through the

points (1,4) & (0,8)points (1,4) & (0,8)

14

14

.

.

.4

. 4

A

B

C

D

ExampleExampleWhat is the slope of the line that goes through the What is the slope of the line that goes through the

points (-1,-3) & (3,9)points (-1,-3) & (3,9)

13

13

.

.

.3

. 3

A

B

C

D

ExampleExampleWhat is the slope of the line that goes through the What is the slope of the line that goes through the

points (-1,5) & (3,5)points (-1,5) & (3,5)

52

. 0

.

.5

.

A

B

C

D Undefined

ExampleExampleWhat is the slope of the line parallel to the following What is the slope of the line parallel to the following

line?line?

3 6y x 13

13

.

.

.3

. 3

A

B

C

D

ExampleExampleWhat is the slope of the line perpendicular to the What is the slope of the line perpendicular to the

following line?following line?

7 3y x 17

17

.

.

.7

. 7

A

B

C

D

ExampleExampleWhat is the slope of the line perpendicular to the What is the slope of the line perpendicular to the

following line?following line?

511

3y x 3

5

35

53

53

.

.

.

.

A

B

C

D

ExampleExampleWrite an equation for a line that is parallel to the line Write an equation for a line that is parallel to the line

10x+2y=-8 and goes through (-2,1).10x+2y=-8 and goes through (-2,1).

. 5 9

. 5 9

. 5 11

. 5 11

A y x

B y x

C y x

D y x

ExampleExampleWrite an equation for a line that is perpendicular to the Write an equation for a line that is perpendicular to the

line y=-3x+6 and goes through (6,1).line y=-3x+6 and goes through (6,1).

13

13

. 7

. 3 19

. 1

. 3 17

A y x

B y x

C y x

D y x

In UseIn UseSolve for x, given lines a & b are parallelSolve for x, given lines a & b are parallel

486x

A.7B.12C.42

a

b

In UseIn UseSolve for x, given lines linear system belowSolve for x, given lines linear system below

255x

A.13B.22C.65

HomeworkHomework

Chapter TestChapter Test• Do questions that apply to concepts that you Do questions that apply to concepts that you

don’t understanddon’t understand