Equations of a circle review

Front

What is the standard form of the equation of a circle?

Back

Front

How do you find the center of a circle from its equation?

Back

Front

Back

Front

How do you convert the general form of a circle's equation to standard form?

Back

Front

What is the area of a circle with radius 10 units?

Back

Front

What is the diameter of a circle if the radius is 6 units?

Back

Front

Back

The center is (-7, -3).

Front

What does the term 'completing the square' mean in the context of circles?

Back

Completing the square is a method used to rewrite a quadratic equation in the form of a perfect square trinomial, which helps in identifying the center and radius of the circle.

Front

How do you determine the radius from the equation of a circle in standard form?

Back

Front

Back

This equation represents a circle centered at the origin (0, 0) with radius r.