sparknotes

Geometry: Measurements

Problem : If a circle's radius is 4, what is its circumference?

Problem : If a circle's circumference is 24Π , what is its radius?

Problem : A 20 degree arc is what fraction of the circumference?

Problem : What is the length of the major arc pictured below? (C is the center of the circle)

Problem : A circle has a chord of length ten. What is the minimum circumference of the circle?

Help | Feedback

Help with grammar, writing, and your papers

Ask a question or post an answer.

Whether you love or hate Twilight, you’ll ALOL at this.

November 6, 2009
When someone uses Britney Spears as a punch line, do...

November 6, 2009
By this point in the semester, your tests are probably...