Solving 7th-grade math problems on page 35 of Cánh Diều Book 1

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Solving 7th-grade math problem on page 35 of Cánh Diều Book 1

Exercise 1. Irrational numbers. Square root arithmetic

1. Solve Exercise 1 Page 35 Math Textbook Grade 7

2. Solve Exercise 2 Page 35 Math Textbook Grade 7

3. Solve Exercise 3 Page 35 Math Textbook Grade 7

4. Solve Exercise 4 Page 35 Math Textbook Grade 7

5. Solve Exercise 5 Page 35 Math Textbook Grade 7

Solving 7th-grade math problems on page 35 of Cánh Diều Book 1 is an excellent study material for Mathematics. It provides detailed solutions for exercises 1, 2, 3, 4, 5 of the lesson on Irrational numbers and square roots. Each exercise comes with step-by-step instructions and solutions, helping students to excel in Math.

Explore more excellent solving materials: - Complete set of Solving 7th-grade Math from Cánh Diều Book 1 - Solving 7th-grade math problem on page 25 of textbook 1 of the Knowledge Connection series - Last exercise of chapter 1 - Solving 7th-grade math problem on page 38 of textbook 1 of the Creative Horizon series - Exercise 2: Real numbers. Absolute value of a real number

Solving 7th-grade math problem on page 35 of Cánh Diều Book 1

Exercise 1. Irrational numbers. Square root arithmetic

1. Solve Exercise 1 Page 35 Math Textbook Grade 7

2. Solve Exercise 2 Page 35 Math Textbook Grade 7

Problem statement: Prove that:

a) The number 0.8 is the square root of 0.64;

b) The number -11 is not the square root of 121;

c) The number 1.4 is the square root of 1.96, but -1.4 is not the square root of 1.96.

Solution:

Based on the definition of square root arithmetic to prove:

The square root of a non-negative number a is a non-negative number x such that

Answer:

3. Solve Exercise 3 Page 35 Math Textbook Grade 7

Problem statement: Find the appropriate number for the question mark.

Solution:

The square root of a non-negative number a is a non-negative number x such that

Answer:

4. Solve Exercise 4 Page 35 Math Textbook Grade 7

Problem statement: Calculate the value of the expression:

Step-by-step Guide: The square root of a non-negative number a is a non-negative number x such that

Answer:

5. Solve Exercise 5 Page 35 Math Textbook Grade 7

Problem statement: Consider Figure 1, where square AEBF has a side length of 1 m, and square ABCD has side AB as a diagonal of square AEBF.

a) Find the area of square ABCD.

b) Calculate the length of diagonal AB.

Solving 7th-grade math problems on page 35 of textbook 1 of the Winged Kite series is a great resource for learning about irrational numbers and square roots. We hope students can solve similar problems confidently.

Additional References:
- Solving math problems on page 42 of textbook 1 of the Winged Kite series - Exercise 2: Set R of real numbers
- Solving math problems on page 47 of textbook 1 of the Winged Kite series - Exercise 3: Absolute value of a real number

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