SETS
SUBSETS
Membership
I & U
Angles
100

A well-defined collection of items/objects.


SET

100

Consider A = {B,E,S,T}. Name a SUBSET

Answers will vary

Teacher can decide

100

A= {All students in the TRA Geometry Class 2024}

Is Mrs. Darnell a member of this set?

NO.  She is not a student. 

100

What symbol do we use to indicate Intersection of sets? 

100

The point where the 2 rays come together in an angle is called the _______________

VERTEX

100

Which of the following sets are well-defined?

A. The set of all large numbers

B.The set of beautiful lady

C. The set of all boys in Grade 7 in LEMS.

C. The set of all boys in Grade 7 in LEMS.

100

True or False:  B is a subset of A

A =  {Ram, Jay, Mick}.    

B.{Andy, Ram, Ed, Jay}


FALSE

100

Given that S = {All residents of Sanford, FL. }

and L = {All students at TRA.}

True or False:

L is a subset of S.



NO.  Not ALL students live in Sanford. 

100

A = {1,3,5,7}

B = {1,2,3,4}

What is the A ∪ B?

A ∪ B = {1,2,3,4,5,7}

COMBINING THE  ELEMENTS OF SET A AND SET B.

100

What do we use to measure an angle?

A Protractor

100

List all the elements in A = (letters in the word “BOOK”}.

A.A = { O,O}

B.A = {B,O,O,K}

C.A = {B,O,K}

C.A = {B,O,K}

100

A set with no elements is represented by_____ 

It can also be said that the set has NO MEMBERS

∅ or by {}

100

Given Line  X______________Y

Are the points on the line in between X and Y MEMBERS of Line XY?

Yes.  They are all points on the line even if they are not named. 

100

A = {2, 4, 6, 8}.      B = {3, 4, 5, 6, 7, 8, 9}

Find  A ∩ B

The intersection (what they have in common)

{4, 6, 8}

100

An angle whose measure is less than 90 degrees.

An ACUTE angle

200

Write {even whole numbers between 3 to 15} using the roster (LIST) method.

A.{4,6,8,10,12,14}

B.{5,7,9,11,13}

C.{2,4,6,8,10,12,14,16}


A.{4,6,8,10,12,14}

200

Every member of set A is also a member of set B, then set A is said to be a_________

Subset of Set B

200

Given Set M = { all the books of the Bible}

Name a MEMBER of this set. 

Any of the 66 books of the Bible will be correct. 

The teacher will determine if the answer is correct. 

200

G = {All the students in 9th grade}

H= {All the students in 12th grade}

Find G ∩ H

∅ null set or {}empty set

They do not have any students in common. 

200

An angle that is greater than 90 degrees but less than 180 degrees. 

An OBTUSE angle

200

Describe this set in words: {2,3,5,7,11,13,17,19}.

A.Set of whole numbers less than 20

B.Set of prime numbers from 2 to 19

C.Set of odd numbers less than 20


B. Set of prime numbers from 2 to 19

200

What is the WORD denoted by capital letter U that means ALL the members of both sets.

UNION OR UNIVERSAL SET

200

6(5+7)+9

81

200

Set P = { x, y, z}             Set G = { 1, 2, 3}

Find  P ∪ G

{x, y, z, 1, 2, 3}

Union is the joining of every member from both sets.

200

What do we call the location where 2 lines intersect?

A POINT