Grade 6 Mathematics · Strand 1: Numbers · Whole Numbers
Square Roots of Perfect Squares up to 10,000
A short Grade 6 Mathematics lesson for the CBE curriculum, part of Numbers: Whole Numbers. Learn it on any phone with notes and slides, then check yourself with a quick quiz and earn XP. This lesson is free.
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5 questions from this lesson’s quiz. Start the lesson to answer them and see the right answers.
1. Between which two tens benchmarks does the square root of 7,225 lie?
- A. 60 and 70
- B. 70 and 80
- C. 80 and 90
- D. 90 and 100
2. Use prime factorisation to find the square root of 5,184.
Type your answer in the lesson.
3. A farmer in Eldoret has a square shamba with an area of 7,225 m^2. He wants to fence all four sides. What length of fencing wire does he need?
Type your answer (in m) in the lesson.
4. A perfect square ends in the digit 9. Which of these numbers could be its square root?
- A. 12
- B. 15
- C. 17
- D. 18
5. What do we call a known reference value, such as 70^2 = 4,900, that we use for comparison when estimating a square root?
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More in Whole Numbers
- Calculating Squares of Whole Numbers up to 100
- Concept of Square Roots of Numbers
- Determining Square Roots Using Factor Trees
- Square Roots of Perfect Squares up to 1,000
- Combined Operations with Powers
- Digital Games and Problem Solving with Whole Numbers
- Review of Whole Numbers
- Mental Multiplication Strategies and Fact Families
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