Find the Center and Radius of the Circle in Standard Form Easy Medium Hard

Find the Center and Radius of the Circle in Standard Form Easy Medium Hard

Assessment

Interactive Video

Mathematics

9th - 10th Grade

Hard

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Quizizz Content

FREE Resource

The video tutorial covers finding the center and radius of a circle in standard form. It begins with a simple example where the circle's center is at the origin, explaining the equation x^2 + y^2 = r^2. The tutorial then moves to more complex examples involving transformations, where the center is not at the origin. It emphasizes common mistakes students make, such as misinterpreting the signs of the center coordinates and incorrectly calculating the radius. The video concludes with a fun problem involving fractions and transformations, reinforcing the concepts learned.

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3 questions

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1.

OPEN ENDED QUESTION

3 mins • 1 pt

What is the significance of using parentheses around H and K in the circle equation?

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2.

OPEN ENDED QUESTION

3 mins • 1 pt

How do you rewrite an addition problem as a subtraction problem in the context of circle equations?

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3.

OPEN ENDED QUESTION

3 mins • 1 pt

What is the center and radius of the circle given the equation (X - 1)^2 + (Y + 2)^2 = 25?

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