căn bậc hai

Multiple Choice

What is the significance of the kite in the context of mathematics?

• It represents freedom

• It is a geometric shape

• It is used in physics

• It is a symbol of celebration

Multiple Choice

What materials are required for teachers according to the image?

• Bài soạn, SGK, SBT

• SGK, SBT, vở ghi

• Thước thẳng, MTCT

• Bảng nhóm

Poll

Tea with sugar or tea without sugar?

• tea with sugar

• tea without sugar

Poll

Russian or American films?

• Russian

• American

Poll

Group work or Independent Work?

• Group Work

• Independent Work

Poll

I like to work with a group or partner.

• Yes!!

• No!!

• Sometimes!!

Fill in the Blanks

A, B and C can do a piece of work in 20, 30 and 60 days respectively. In how many days can A do the work if he is assisted by B and C on every third day?

Multiple Choice

Leona is so excited. Her grandma is ordering a cubic hot tub that has a volume of 216 ft³. Her grandma needs to know how long each side is to order trim. What is the length of each side?

• 4 feet

• 6 feet

• 8 feet

• 108 feet

Multiple Choice

What are the main activities represented in the image?

• Opening

• Knowledge Formation

• Practice

• Application

Multiple Choice

Solve for p when $$p^2=100$$  

• $$\pm10$$  

• 10

• $$\pm1,000$$  

• 1,000

Multiple Choice

What does the term "HOẠT ĐỘNG" refer to in the context of this image?

• Activity

• Rest

• Sleep

• Study

Multiple Choice

What does the sign in the image indicate about the start of the journey?

• Start

• End

• Danger

• Checkpoint

Multiple Choice

Teaching through problem solving provides opportunities for all students to become mathematically proficient. 

Teaching through problem solving benefits all students in what way?

• Focusing on technology that will guide students to solutions.

• Focusing on procedures to find correct answers.

• Focusing on ideas and sense making.

• Focusing on the single strategy that will most effectively produce the answer.

Multiple Choice

To square a number is to use what mathematical operation?

• Division
• Subtraction
• Multiplication
• Addition

Multiple Choice

What are the values of x for the equation x² = 9?

• x = 3; x = -3

• x = 3

• x = -3

• x = 9; x = -9

Multiple Choice

What is 2 cubed?

2³

• 8

• 6

• 4

• 16

Fill in the Blanks

What is ∛343 ?

Multiple Choice

What is the significance of the phrase "Chào mừng tí xì trum về nhà" in the image?

• It welcomes someone home

• It is a greeting for a festival

• It is a farewell message

• It is a warning sign

Multiple Choice

The model shown below has 121 small squares in it. Which best represents the number of small squares along each side of the model?

• $$\sqrt{11}$$

• $$11^2$$

• $$\sqrt{121}$$

• $$121^2$$

Multiple Choice

Số 0,7 và –0,7 có phải là căn bậc hai của 0,49 hay không?

• Yes

• No

• Maybe

• Not sure

Multiple Choice

What is the square root of a positive number a when a > 0?

• It is a negative number

• It is a positive number

• It is zero

• It is undefined

Multiple Choice

What's the square root for this number:

• -4

• -8

• 8/-8

• None of the above

Multiple Choice

What are the square roots of the following numbers: 256, 0.04, and 121/36?

• 16 and -16

• 0.2 and -0.2

• 11/6 and -11/6

• All of the above

Multiple Choice

Given two numbers a and b, where a, b ≥ 0, what can we conclude about the square roots if a < b?

• √a < √b

• √a > √b

• √a = √b

• None of the above

Open Ended

Solve using square roots

(2x - 1)² = 49

Fill in the Blanks

What is ∛27 ?

Fill in the Blanks

What is the cube root: $\sqrt[3]{-64}$  

Poll

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