8th grade crct jeopardy

51
2 pt 3 pt 4 pt 5pt 1 pt 2 pt 3 pt 4 pt 5 pt 1 pt 2pt 3 pt 4pt 5 pt 1pt 2pt 3 pt 4 pt 5 pt 1 pt 2 pt 3 pt 4pt 5 pt 1pt Algebra Number and Operations Geometry Data Analysis & Probability Miscellaneou

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A review for 8th grade math crct.

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Page 1: 8th Grade Crct Jeopardy

2 pt

3 pt

4 pt

5pt

1 pt

2 pt

3 pt

4 pt

5 pt

1 pt

2pt

3 pt

4pt

5 pt

1pt

2pt

3 pt

4 pt

5 pt

1 pt

2 pt

3 pt

4pt

5 pt

1pt

Algebra Number and Operations

GeometryData Analysis& Probability

Miscellaneous

Page 2: 8th Grade Crct Jeopardy

What is the value of the expression

3x – 5 when x = 3?

Page 3: 8th Grade Crct Jeopardy

4

Page 4: 8th Grade Crct Jeopardy

Solve a + b + c = P for c

Page 5: 8th Grade Crct Jeopardy

c = P – a – b

Page 6: 8th Grade Crct Jeopardy

-9n + 8 80

Page 7: 8th Grade Crct Jeopardy

n -8

Page 8: 8th Grade Crct Jeopardy

Solve this equation for y.-4x + 2y = 10

Page 9: 8th Grade Crct Jeopardy

y = 2x + 5

Page 10: 8th Grade Crct Jeopardy

Is the graph below a function? Why or

why not?

Page 11: 8th Grade Crct Jeopardy

Yes.It passes the

vertical line test.

Page 12: 8th Grade Crct Jeopardy

What is the best whole-number ESTIMATE of

? 84

Page 13: 8th Grade Crct Jeopardy

9

Page 14: 8th Grade Crct Jeopardy

Which numbers are irrational?

116,289,42,256

Page 15: 8th Grade Crct Jeopardy

116,42 and

Page 16: 8th Grade Crct Jeopardy

What is the value of n in the equation

?5558

2

n

Page 17: 8th Grade Crct Jeopardy

5 6

Page 18: 8th Grade Crct Jeopardy

The formula N=(3t) gives N, the number of

bacteria present in a culture after t hours.

How many bacteria are present in the culture

after 4 hours?

Page 19: 8th Grade Crct Jeopardy

810

Page 20: 8th Grade Crct Jeopardy

What is 0.000055 expressed in

scientific notation?

Page 21: 8th Grade Crct Jeopardy

5.5 x 10-5

Page 22: 8th Grade Crct Jeopardy

t

1 8 6

7234 5

Lines a and b are parallel. If the measure of < 1=118º, what is the measure of < 4?

a

b

Page 23: 8th Grade Crct Jeopardy

62º

Page 24: 8th Grade Crct Jeopardy

Use congruent trapezpoids JKLM and

WXYZ to find the measure of <K.

W X

Z Y

J K

M L

37º

Page 25: 8th Grade Crct Jeopardy

143º

Page 26: 8th Grade Crct Jeopardy

What is the length of a?

Page 27: 8th Grade Crct Jeopardy

12

Page 28: 8th Grade Crct Jeopardy

If the acute angles of a right triangle are

congruent, what is the measure of

each acute angle?

Page 29: 8th Grade Crct Jeopardy

45º

Page 30: 8th Grade Crct Jeopardy

A rectangular park measures 30 meters by

40 meters. How long will a diagonal path from

one corner of the park to the other corner

measure?

Page 31: 8th Grade Crct Jeopardy

50 meters

Page 32: 8th Grade Crct Jeopardy

If P = {9,11,13,15} and Q= {8,10,12,14},

what is the union of sets P and Q?

Page 33: 8th Grade Crct Jeopardy

(8,9,10,11,12,13,14,15)

Page 34: 8th Grade Crct Jeopardy

What is A’ ?

Page 35: 8th Grade Crct Jeopardy

{1,3,5,7,9,11}

Page 36: 8th Grade Crct Jeopardy

In how many ways can Larry line up 5

different books on a shelf?

Page 37: 8th Grade Crct Jeopardy

120

Page 38: 8th Grade Crct Jeopardy

Brenda rolls 2 number cubes, each with faces numbered 1-6. What is

the probability that 4 will come up on each cube?

Page 39: 8th Grade Crct Jeopardy

136

Page 40: 8th Grade Crct Jeopardy

Using the scatter plot, explain the relationship between height and test scores.

Page 41: 8th Grade Crct Jeopardy

No correlation

Page 42: 8th Grade Crct Jeopardy

Toby is saving $15 per week. Write an inequality

to show how to find the number of weeks (w) Toby must save to have at least

$100?

Page 43: 8th Grade Crct Jeopardy

15w 100

Page 44: 8th Grade Crct Jeopardy

Carlos has a bag containing 3 blue tiles, 4 green tiles, and 5 red tiles. If he reaches into

the bag without looking, what is the probability that

Carlos will draw out a green tile.

Page 45: 8th Grade Crct Jeopardy

13

Page 46: 8th Grade Crct Jeopardy

Solve the following inequality and choose the

correct solution for n.3n+5< -1

Page 47: 8th Grade Crct Jeopardy

n < -2

Page 48: 8th Grade Crct Jeopardy

Which sequence is a linear function?

A.2,4,8,16,32…B. 2,4,6,8,10….C. 2,4,7,11,16…

Page 49: 8th Grade Crct Jeopardy

B

Page 50: 8th Grade Crct Jeopardy

What is the solution of this system of equations?

2x + y = 5y – x = -1

Page 51: 8th Grade Crct Jeopardy

(2,1)