Arc Length and Sector Area

Front

What is the formula for the circumference of a circle?

Back

Front

How do you calculate the circumference of a circle with a radius of 8 inches?

Back

Front

What is the definition of an arc length?

Back

Arc length is the distance along the curved line of a circle's circumference between two points.

Front

What is the formula for calculating arc length?

Back

Front

What is a sector in a circle?

Back

A sector is a portion of a circle enclosed by two radii and the arc between them.

Front

How do you find the area of a sector?

Back

Front

What is the area of a circle with a radius of 5 units?

Back

Front

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

Back

The circumference is directly proportional to the radius; doubling the radius doubles the circumference.

Front

Back

Front

What is the formula for the area of a circle?

Back