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Geometry Module 5 Lesson 18 Video
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16:08 Completing the Square Example
19:46 Exercise 2a
22:12 Exercise 2b
35:30 Don't take square root of left side, just the right side because it's equal to r^2. What I did on the next line isn't true. You can't just cancel ^2 and square roots when there's addition in the radicand.
19:46 Exercise 2a
22:12 Exercise 2b
35:30 Don't take square root of left side, just the right side because it's equal to r^2. What I did on the next line isn't true. You can't just cancel ^2 and square roots when there's addition in the radicand.
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