Geometry Chapter 1 Unit Review. 20 30 40 50 10 20 30 40 50 10 20 30 40 50 10 20 30 40 50 10 20 30 40...

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Geometry Chapter 1 Unit Review

Transcript of Geometry Chapter 1 Unit Review. 20 30 40 50 10 20 30 40 50 10 20 30 40 50 10 20 30 40 50 10 20 30 40...

GeometryChapter 1

Unit Review

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1.1 1.2 1.3 1.4 1.5

Give three other names for line g:

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10 points

A N S W E R:A N S W E R:

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10 points

XY, YX, YZ, ZY, XZ, or ZX

Name three points that are not collinear.

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20 points

See Answer

A N S W E R:A N S W E R:

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20 points

P and/or N in any combination

Name four points that are coplanar

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30 points

See Answer

A N S W E R:A N S W E R:

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30 points

X, Y, Z, and N or X, Y, Z, and P

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40 points

See Answer

Name the intersection of line h and plane m.

A N S W E R:A N S W E R:

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40 points

Point Y

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50 points

See Answer

Name a pair of opposite rays.

A N S W E R:A N S W E R:

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50 points

YX and YZ

Solve:

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10 points

See Answer

A N S W E R:A N S W E R:

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10 points

1.2

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20 points

See Answer

Solve:

A N S W E R:A N S W E R:

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20 points

30

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30 points

See Answer

Find the length of EG

A N S W E R:A N S W E R:

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30 points

16

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40 points

See Answer

Find the length of VW

A N S W E R:A N S W E R:

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40 points

22

Find the length of VY

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50 points

See Answer

A N S W E R:A N S W E R:

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50 points

42

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10 points

Solve:

6x – 2 = x + 13

A N S W E R:A N S W E R:

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10 points

5

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20 pointsFind the length of HJ:

A N S W E R:A N S W E R:

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20 points

9.4

Find the length of KL

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Answer

30 points

A N S W E R:A N S W E R:

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30 points

15.4

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40 points

Find the length of KL.

A N S W E R:A N S W E R:

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40 points

(7, 11)

tal.

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50 points

A N S W E R:A N S W E R:

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50 points

5

Find the unit rate:$2 for 5 lbs.

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10 points

A N S W E R:A N S W E R:

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10 points

99o

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20 points

Solve:

A N S W E R:A N S W E R:

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20 points

101o

Solve:

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30 points

A N S W E R:A N S W E R:

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30 points

110o

Solve:

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40 points

A N S W E R:A N S W E R:

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40 points

162o obtuse

Find the missing angle measures.

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50 points

A N S W E R:A N S W E R:

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50 points

A:38B:142C:38D:37E:37F:53

<1 and <2 are complementary angles.Find the measure of <2.

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10 points

A N S W E R:A N S W E R:

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10 points

78o

<1 and <2 are complementary angles.Find the measure of <2.

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20 points

See Answer

A N S W E R:A N S W E R:

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20 points

7o

<1 and <2 are supplementary angles.Find the measure of <2.

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30 points

See Answer

A N S W E R:A N S W E R:

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30 points

•97o

<3 and <2 are supplementary angles.Find the measure of <2.

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40 points

A N S W E R:A N S W E R:

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40 points

•64o

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50 points

?

A N S W E R:A N S W E R:

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50 points

10o and 80o

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SolvingProblem Solving

GraphingTeacher’s

ChoiceSpot the

Error

Solve:

-5x + 8 = -37

20 points

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Answer

x = 9

Answer: 20 points

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Solve:

42 = 18 – 4x

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Answer

40 points

x = -6

Answer: 40 points

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Solve:

6 – 5x = -29

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Answer

60 points

x = 7

Answer: 60 points

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Solve:

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Answer

154

x

80 points

x = 16

Answer: 80 points

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Solve:

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Answer

283

x

100 points

x = 18

Answer: 100 points

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Gamers Galore sells a variety of gaming systems. They have a payment plan where customers can put $100 down and pay $15 per month. How many months would it take to payoff a PS3

which costs $399.99?Back to

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Answer

20 points

399.99 = 15x + 100x = 20

20 months

Answer:

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20 points

If Gary Gamer wrote the equation

y = 15(26) + 100for the Games Galore payment plan, what question is he trying

to answer?Back to

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Answer

40 points

In 26 months how much money will he be able to payoff?

Answer:

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40 points

If Henri is represented in a race by the blue line and Emile is represented by a green line, who is moving at a faster rate.

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Answer

60 points

Emile’s line is steeper so he is moving at a faster rate.

Answer:

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60 points

Find the rate represented in the graph.

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Answer

80 points

# of hours

0 1 2 3 4 5 6

Distance

300

240

180

120

60

= 40 mph

Answer:

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80 points

hours

miles

3

120

If the post office charges $1.10 per pound to ship a package and

a $5 handling fee write an equation that would represent

any package. Explain what each part of the equation means.

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Answer

100 points

c = 1.10p + 5

Answer:

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100 points

total cost

# of pounds

cost per pound handling fee

What is the y-intercept of the given line?

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Answer

20 points

y-intercept is –2

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Answer:

20 points

What is the slope of the given line?

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Answer

40 points

The slope is – ¼

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Answer: 40 points

What is the equation of the given line?

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Answer

60 points

y = - ¾ x + 1

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Answer: 60 points

What is the equation of the given line?

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Answer

80 points

y = - 2½ ory = 0x – 2½

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Answer: 80 points

Graph the given equation:y = 3x – 2

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Answer

100 points

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Answer: 100 points

Describe the graph of y = -21x + 65.

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Answer

20 points

Answer:

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20 points

Very steep, downhill, crossing the y-axis at 65.

What is the point of intersection and what does it mean?

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Answer

40 points

# of videos 0 10 20 30 40

Vonstein’s Videos

0 20 40 60 80

McKinney’s Movies

10 20 30 40 50

Answer:

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40 points

(10, 20)10 videos cost $20 at both places

What is Tom’s

y-intercept and what

does it mean?

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Answer

60 points

0 1 2 3 4 5 6

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# of hours

#ofpages

read

TomTammy

100Tom had already read 100 pages

when Tammy began to read.

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Answer:60 points

What is the point of

intersection and what

does it mean?

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Answer

80 points

0 1 2 3 4 5 6

250

200

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# of hours

#ofpages

read

TomTammy

Answer:

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80 points

(4, 200)In four hours both Tom and Tammy read 200 pages.

Vicki is on her way to Mexico City. This is her second day of driving. Three

hours after she left the hotel this morning she was 829 miles from home. Eight

hours after she left this morning she was 1169 miles from home. What was her

average rate of travel today? How many miles did she travel yesterday?

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Answer

100 points

Her average rate is 68 mph and she traveled 625 miles yesterday.

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Answer:

100 points

Spot the error

• 49 = -7 x

+7 +7• 56 = x

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Answer

20 points

Should be :49 = -7 x

÷-7 ÷-7-7 = x

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Answer: 20 points

Spot the error

• 40 = x + (-25)

-(-25) -(-25)• 15 = x

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Answer

40 points

Should be :40 = x + (-25)

-(-25) -(-25)Same as +25 +25

65 = x

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Answer: 40 points

Spot the error:

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Answer

60 points

6

33

183

99

2793

x

x

x

Should be:

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Answer: 60 points

54

33

183

99

2793

x

x

x

Spot the error:The slope of

y = 2/3 x + 3/2is 3/2

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Answer

80 points

The y-intercept is 3/2.The slope is 2/3.

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Answer: 80 points

Spot the error:The slope of

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Answer

100 points

x -3 0 3 6

y 7 5 3 1

is 3/3 = 1

The slope is -2/3.

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Answer: 100 points