Circle Flashcard Review

Front

What is the diameter of a circle?

Back

The diameter is the longest distance across a circle, passing through the center. It is twice the radius.

Front

Define a Major Arc.

Back

A Major Arc is the longer arc connecting two points on a circle, measuring greater than 180 degrees.

Front

What is a Minor Arc?

Back

A Minor Arc is the shorter arc connecting two points on a circle, measuring less than 180 degrees.

Front

What is a Semi-Circle?

Back

A Semi-Circle is an arc that measures exactly 180 degrees, dividing the circle into two equal halves.

Front

What is the formula to find the measure of an arc?

Back

The measure of an arc can be found using the formula: Measure of Arc = Central Angle.

Front

Back

Front

What is the relationship between the diameter and radius of a circle?

Back

Front

What is a Central Angle?

Back

A Central Angle is an angle whose vertex is at the center of the circle and whose sides intersect the circle.

Front

Provide an example of a Major Arc.

Back

An example of a Major Arc is arc JLH.

Front

What is the circumference of a circle?

Back