Writing and Graphing Equations of Circles

Open Ended

​Direction: Add/subtract/multiply or divide the fractions.

​ 1. (3/7) + (2/5) =

2. (6/5) - (1/3) =

3. ​(1/5) * (3/2) =

4. (2/5) / (1/2) = ​

Writing an Equation of a Circle

By JadeAnthony Dosdos

​Lesson Objectives:

​At the end of the lesson, student should be able to:

​

• ​Write and graph the equation of a circle.

What is the equation of a circle with center (h, k) and radius r in the coordinate plane?

​Core Concepts:

Open Ended

Write the standard equation of the circle given a center of (0,0) and the radius of 7.

Open Ended

Write the standard equation of a circle given the center (2, -5) and a radius of $$3$$  

Open Ended

Write the standard equation of a circle given the illustration below.

Draw

Draw a circle given a standard equation of a circle $$x^2+y^2=25$$  

Poll

Do you have any questions?

• YES

• NO