Equation of Circle

Front

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

Back

Front

What does the center of a circle represent in its equation?

Back

Front

How do you find the radius from the equation of a circle?

Back

Front

Back

The center of the circle is (0, 0).

Front

Write the equation of a circle with center at (2, 3) and radius 5.

Back

Front

Back

Center: (2, -5), Radius: 9.

Front

Write the equation of a circle with center C(-5, 8) and radius = 7.

Back

Front

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

Back

Front

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

Back

To convert, complete the square for the x and y terms.

Front

What is the significance of the radius in the equation of a circle?

Back

The radius determines the size of the circle; larger radius means a larger circle.