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- Grade 7 Math
- Pythagorean Theorem
Squares and square roots
- Intro Lesson: a6:06
- Intro Lesson: b4:16
- Lesson: 1a1:15
- Lesson: 1b0:43
- Lesson: 1c4:14
- Lesson: 2a0:51
- Lesson: 2b0:53
- Lesson: 3a1:58
- Lesson: 3b1:30
- Lesson: 3c2:32
- Lesson: 4a0:43
- Lesson: 4b2:54
Squares and square roots
This lesson focuses on finding the square of a whole number and the square root of a perfect square. In order to do this, we will first learn how to do prime factorization, a method to find the prime factors of a number.
Related Concepts: Determine square roots of rational numbers, Square and square roots, Cubic and cube roots, Evaluating and simplifying radicals
Lessons
- Introductiona)
- What is a square root?
- How to find side lengths of squares using square roots?
- How to estimate non-perfect squares?
b)What is a perfect square? - 1.Find the prime factorization. Then, identify the perfect squares.a)53b)71c)196
- 2.Find the area of the square that has a side length of:a)15 cmb)21 cm
- 3.Calculate.a)16b)49c)2025
- 4.
a)Find the area of the rectangle.b)What is the side length of a square that has the same area as the rectangle above?