CEMC's Open Courseware - Lesson 18: Square Roots of Positive Integers

Help

- Watch
- - Try This
  - The Square Root of a Perfect Square Versus a Non-Perfect Square
  - Square Roots of Non-Perfect Squares
  - Squaring Negative Numbers
  - Alternative Format
- Review
- - Question 1
  - Question 2
  - Question 3
- Practise
- - Exercises
  - Answers and Solutions
- Question Descriptions

Question Descriptions

This page gives brief descriptions of all of the questions that have been embedded in the lesson slideshows, and is intended primarily for teachers. For some questions, links to third-party websites are provided for your convenience.

The Square Root of a Perfect Square Versus a Non-Perfect Square

Check Your Understanding 1

Fill in the blank question. Students are asked to find the square root of a perfect square between \(1\) and \(144\).

Square Roots of Non-Perfect Squares

Check Your Understanding 2

Fill in the blank question. Students are asked to approximate the square root of a non-perfect square number between \(17\) and \(99\) to the accuracy of one decimal place.

Squaring Negative Numbers

Check Your Understanding 3

Fill in the blank question. Students are asked to find two different integers (one positive, one negative) that each square to a given perfect square between \(1\) and \(144\).