**Extra Help Wednesday after school** May 9, 2018 Lesson 8 ... · Determine the center, radius, and...

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08 8.6.notebook 1 May 09, 2018 May 87:04 AM May 9, 2018 Lesson 8.6 Graphing circles, completing the square **Extra Help Wednesday after school**

Transcript of **Extra Help Wednesday after school** May 9, 2018 Lesson 8 ... · Determine the center, radius, and...

Page 1: **Extra Help Wednesday after school** May 9, 2018 Lesson 8 ... · Determine the center, radius, and diameter of the following circles. 2 The equation for part (a) on the Do Now has

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May 9, 2018Lesson 8.6 ­ Graphing circles, completing the square

**Extra Help Wednesday after school**

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Center  radius form of a Circle

(x ­ h)2 + (y ­ k)2 = r2

(h, k) = center     r = radius

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1. Group x and y terms together and move the constant to the other side.2. Complete the square(take half of the "x" or "y" term and square it)3. Add the value you found in (2) to both sides4. Factor and simplify5. State the center and radius

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