Circle Terminology Homework

There are many vocabulary terms we will use when talking about circles. The following app was designed to help you clearly see and interact with some of the most basic terms. Explore these apps for a few minutes. As you go along, please answer the questions that follow to the best of your ability based on what you notice in your own words. We will be discussing each term in the first two sections of this unit. I want to know what YOU see, notice and wonder about the terms now.

Note: LARGE POINTS are moveable.

How would you describe or define a CIRCLE as a set of points that meets specified criteria?

How would you describe the term RADIUS without using the words "half" or "diameter" in your description?

Note: LARGE POINTS are moveable.

What does the term CHORD mean here in the context of a circle?

How would you describe the term DIAMETER without using the words "two", "double", or "diameter" in your description?

Note: LARGE POINTS are moveable.

How would you describe/define the term SECANT?

Note: LARGE POINTS are moveable.

What does it mean for a line to be TANGENT to a circle?