3. Geometry and Trigonometry
Arcs And Sectors Using Degrees — Quiz
Test your understanding of arcs and sectors using degrees with 5 practice questions.
Practice Questions
Question 1
What is the formula for the length of an arc when the central angle is measured in degrees and the radius is $r$?
Question 2
What is the formula for the area of a sector when the central angle is measured in degrees and the radius is $r$?
Question 3
A circle has radius $6$ cm and central angle $60^\circ$. What is the arc length?
Question 4
A circle has radius $8$ cm and central angle $90^\circ$. What is the area of the sector?
Question 5
A sector has radius $10$ cm and arc length $5\pi$ cm. What is the central angle in degrees?