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CRCT Review JEOPARDY

- Algebraic Thinking
- Geometry Applications
- Numbers Sense
- Algebraic Relations
- Data Analysis/Probability
- Problem Solving

Number Sense/Numeration

- Find square roots of perfect squares
- Understand that the square root of 0 is 0 and

that every positive number has 2 square roots

that are opposite in sign. - Recognize positive square root of a number as a

length of a side of a square with given area - Recognize square roots as points and lengths on a

number line - Estimate square roots of positive numbers
- Simplify, add, subtract, multiply and divide

expressions containing square roots - Distinguish between rational and irrational

numbers - Simplify expressions containing integer exponents
- Express and use numbers in scientific notation
- Use appropriate technologies to solve problems

involving square roots, exponents, and scientific

notation.

Geometry

- Investigate characteristics of parallel and

perpendicular lines both algebraically and

geometrically - Apply properties of angle pairs formed by

parallel lines cut by a transversal - Understand properties of the ratio of segments of

parallel lines cut by one or more transversals. - Understand the meaning of congruence that all

corresponding angles are congruent and all

corresponding sides are congruent - Apply properties of right triangles, including

Pythagorean Theorem - Recognize and interpret the Pythagorean theorem

as a statement about areas of squares on the side

of a right triangle

Algebra

- Represent a given situation using algebraic

expressions or equations in one variable - Simplify and evaluate algebraic expressions
- Solve algebraic equations in one variable

including equations involving absolute value - Solve equations involving several variables for

one variable in terms of the others - Interpret solutions in problem context
- Represent a given situation using an inequality

in one variable - Use the properties of inequality to solve

inequalities - Graph the solution of an inequality on a number

line - Interpret solutions in problem contexts.
- Recognize a relation as a correspondence between

varying quantities - Recognize a function as a correspondence between

inputs and outputs for each input must be unique

Algebra, cont.

- Distinguish between relations that are functions

and those that are not functions - Recognize functions in a variety of

representations and a variety of contexts - Uses tables to describe sequences recursively and

with a formula in closed form - Understand and recognize arithmetic sequences as

linear functions with whole number input values - Interpret the constant difference in an

arithmetic sequence as the slope of the

associated linear function - Identify relations and functions as linear or

nonlinear - Translate among verbal, tabular, graphic, and

algebraic representations of functions - Interpret slope as a rate of change
- Determine the meaning of slope and the

y-intercept in a given situation

Algebraic, cont.

- Graph equations of the form y mx b
- Graph equations of the form ax by c
- Graph the solution set of a linear inequality,

identifying whether the solution set in an open

or a closed half plane - Determine the equation of a line given a graph,

numerical information that defines the line or a

context involving a linear relationships - Solve problems involving linear relationships
- Given a problem context, write an appropriate

system of linear equations or inequalities - Solve systems of equations graphically and

algebraically - Graph the solution set of a system of linear

inequalities in two variables - Interpret solutions in problem contexts.

Data Analysis Probability

- Demonstrate relationships among sets through the

use of Venn diagrams - Determine subsets, complements, intersection and

union of sets. - Use set notation to denote elements of a set
- Use tree diagrams to find number of outcomes
- Apply addition and multiplication principles of

counting - Find the probability of simple independent events
- Find the probability of compound independent

events - Gather data that can be modeled with a linear

function - Estimate and determine a line of best fit from a

scatter plot.

Problem Solving

- Build new mathematical knowledge through problem

solving - Solve problems that arise in mathematics and in

other contexts - Apply and adapt a variety of appropriate

strategies to solve problems - Monitor and reflect on the process of

mathematical problem solving - Recognize reasoning and proof as fundamental

aspects of mathematics - Make and investigate mathematical conjectures
- Develop and evaluate mathematical arguments and

proofs - Select and use various types of reasoning and

methods of proof - Organize and consolidate mathematical thinking

through communication - Communicate mathematical thinking coherently and

clearly

Problem solving cont.

- Analyze and evaluate mathematical thinking and

strategies - Use language of mathematics to express

mathematical ideas precisely - Recognize and use connections among mathematical

ideas - Understand how mathematical ideas interconnect
- Recognize and apply mathematics in context
- Create and use representations to organize,

record and communicate mathematical ideas - Select, apply and translate among mathematical

representations to solve problems - Use representations to model and interpret

physical, social and mathematical phenomena

Mathematics Categories

CRCT1

CRCT2

CRCT3

CRCT4

CRCT5

CRCT6

100

100

100

100

100

100

200

200

200

200

200

200

300

300

300

300

300

300

400

400

400

400

400

400

500

500

500

500

500

500

CRCT1

- What is the value of
- A. 36
- B. 1,728
- C. 2, 187
- D. 531,441

Answer

- D. 531,441

CRCT1

- What is/are the square root(s) of 36?
- 6 only
- -6 and 6
- -18 and 18
- -1,296 and 1,296

Answer

- B.-6 and 6

CRCT1

- How is 5.9 x 10-4
- written in standard form?
- 59,000
- .0059
- .00059
- 5900

Answer

- C. 0.00059
- Scientific notation with negative exponents are

smaller numbers.. - Move the decimal 4 places to the left.

CRCT1

- The square root of 30 is in between which two

whole numbers? - A. 5 6
- B. 25 36
- C. 4 5
- D. 6 7

Answer

- A. 5 and 6
- Use perfect squares to check and see where the

square root of 30 falls. - Square root of 25 is 5 and square root of 36 is

6, so square root of 30 falls somewhere in

between those two numbers.

CRCT1

- Write in scientific notation
- 134, 000

Answer

- 1.34 x 105
- Larger numbers have scientific notation exponents

that are positive. - Make sure the c value is 1 or more, but less

than 10.

CRCT2

- Lines m and n are parallel. Which 2 angles have

a sum that measure 180 - m 1

2 - 4

3 - n 5

6 - 8 7
- A. lt 1 and lt 3
- B. lt2 and lt6
- C. lt4 and lt5
- D lt6 and lt8

Answer

- C. lt4 and lt5

CRCT2

- Which angle corresponds to lt2
- 1 2
- 3 4
- A. lt3 5 6
- B. lt6 7 8
- C. lt7
- D. lt8

Answer

- B. lt6

CRCT2

- What do parallel lines on a coordinate plane have

in common? - Same equation
- Same slope
- Same y-intercept
- Same x-intercept

Answer

- B. Same slope

CRCT2

- In the figure below, find the missing side.
- 4 x
- A. x 9
- B. x 10 6 12
- C. x 8
- D. x 5

Answer

- C. X 8

CRCT2

- How long is the hypotenuse of this right

triangle? - 5 cm
- 12 cm
- A. 13 cm
- B. 15 cm
- C. 18 cm
- D. 20 cm

Answer

- A. 13 cm
- Pythagorean Theorem

CRCT3

- Which mathematical expression models this word

expression? - Eight times the difference of a number and 3
- A. 8n 3
- B. 3 8n
- C. 3(8 n)
- D. 8(n 3)

Answer

- 8(n-3)

CRCT3

- If a 24, evaluate 49 a 13.
- 86
- 60
- 38
- 12

Answer

- C. 38

CRCT3

- Solve the following equation and choose the

correct solution for n. - 9n 7 61
- 5
- 6
- 7
- 8

Answer

- B. 6

CRCT3

- Solve the following and graph on the number line
- y 7 gt 6

Answer

- Ygt-1
- Make sure there is an open circle on -1 and you

shade to the right..

-1

CRCT3

- Chose the correct solution for x in this

equation - X 3 12
- 9 and 15
- -9 and -15
- -9 and 15
- 9 and -15

Answer

- D. 9 and -15

CRCT4

- Which relation is a function?
- A. B. C. D.
- 5 1 5 1 5 1

5 1 - 10 2 10 2 10 2 10

2 - 15 3 15 3 15 3 15

3

Answer

- C - A relation is a function when each element

of the first set corresponds to one and only one

element of the second set.

CRCT4

- What is the slope of the graph of the linear

function given by this arithmetic sequence - 2,7,12,17,22
- 5
- 2
- -2
- -5

Answer

- A. 5
- Slope is the common difference of an arithmetic

sequence

CRCT4

- What is the equation of the linear function

given by this arithmetic sequence? - 7, 10, 13, 16, 19
- y x 3
- y 2x 4
- y 3x 3
- y 3x 4

Answer

- D. y 3x 4
- Remember slope is the common difference and the y

intercept is the zero term.

CRCT4

- Which of the following could describe the graph

of a line with an undefined slope? - The line rises from left to right
- The line falls from left to right
- The line is horizontal
- The line is vertical

Answer

- D. The line is vertical

CRCT4

- How would you graph the slope of the line

described by the following linear equation? - y -5x 5
- 3
- A. Down 5, left 3
- B. Up 5, right 3
- C. Down 5, right 3
- D. Right 5, down 3

Answer

- C. Down 5, right 3
- Rise over Run.

CRCT5

- Tom has 4 blue shirts, 2 pink shirts, 5 red

shirts, and 1 brown shirt in his closet. - What is the probability of him pulling out a pink

shirt? - 1/12
- 1/6
- 2/12
- 2/6

Answer

- B.
- Find the total number (denominator) of

shirts.then look at the possibility of pulling a

pink shirt2/12 reduces to 1/6

CRCT 5 What is the intersection of Set A and Set

B?

U

A

B

2 6 3 8 5 10

7 4 9

- 3, 7 C. 2, 3,

4, 6, 7, 8, 10 - 2, 4, 6, 8, 10 D. O

Answer

- A. 3, 7

CRCT5

- How many outcomes are there for rolling a number

cube with faces numbered 1 through 6 and spinning

a spinner with 8 equal sectors numbered 1 through

8? - A. 1
- B. 8
- C. 14
- D. 48

Answer

- D. 48

CRCT5

- Which of the following is NOT a subset of 35,

37, 40, 41, 43, 45? - 43
- 35, 37, 40, 41, 43, 45
- 35, 37, 39, 41
- 40, 41, 43, 45

Answer

- C. 35, 3, 39, 41

CRCT5

- Set A m,a,t,h Set B l,a,n,d
- Sets A and B are both subsets of the alphabet.

Let C A U B. What is the complement of C? - a
- m,a,t,h,l,n,d
- b,c,e,f,g,i,j,k,o,p,q,r,s,u,v,w,x,y,z
- b,c,f,g,i,j,o,p,q,r,s,u,v,w,x

Answer

- C. All letters of the alphabet except
- m,a,t,h,l,n,d

CRCT6

- Nick drew a triangle with sides 6 cm, 10 cm, and

17 cm long. Nora drew a similar triangle to

Nicks. Which of the following can be the

measurements of Noras triangle? - 2 cm, 3 cm, and 7.5 cm
- 2 cm, 6 cm, and 13 cm
- 3 cm, 6 cm, and 6.5 cm
- 3 cm, 5 cm, and 8.5 cm

Answer

- D. 3 cm, 5 cm, and 8.5 cm

CRCT 6

- Fabio earns 9.50 per hour at his part time job.

Which equation would you use to find t, the

number of hours Fabio worked if he earned 361? - A. 361 _t__ C. 9.50 __t__
- 9.50 361
- B. 361 9.50 t D. 361 9.50t

Answer

- D. 361 9.50t

CRCT 6

- Nathan has 5 fewer than twice the number of

sports cards Gene has. If c represents the

number of sports cards Gene has, which expression

represents the number of cards Nathan has? - A. 5c 2
- B. 2c 5
- C. 2(c 5)
- D. 5(2c)

Answer B. 2c - 5

CRCT 6

- Tommy has nickels and dimes in his pocket. He

has a total of 16 coins. He has 3 times as many

dimes as nickels. - If n represents the number of nickels and d

represents the number of dimes, which system of

equations represents this situation? - A. n d 16 C. n d 16
- n 3 d d 3n
- B. n d 16 D. n d 16
- n 3d d n 3

Answer

- n d 16
- d 3n

CRCT 6

- Toby is saving 15 per week. Which inequality

shows how to find the number of weeks (w) Toby

must save to have at least 100? - A. 15w lt 100
- B. 15w lt 100
- C. 15w gt 100
- D. w 15 gt 100

Answer

- C. 15w gt 100

Final Jeopardy CRITICAL THINKING

- Lindsay, Lee, Anna, and Marcos formed a study

group. Each one has a favorite subject that is

different from the other. The subjects are art,

math, music, and physics. Use the following

information to match each person with his or her

favorite subject. - Lindsay likes subjects where she can use her

calculator Lee does not like music or physics

Anna and Marco prefer classes in cultural arts

and Marcos plans to be a professional cartoonist.

Final Jeopardy Solution

- Lindsay Physics
- Lee Math
- Anna Music
- Marcos Art

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