Multiple choice

The area of a circle having measure of 18 degrees has a length of 33 m The circumference of the circle is

  1. 330 m

  2. 660 m

  3. 666 m

  4. 1200 m

Reveal answer Fill a bubble to check yourself
B Correct answer
AI explanation

The arc length formula is l = (theta/360) * 2 * pi * r. Substituting the values gives 33 = (18/360) * C, which simplifies to 33 = C/20. Multiplying both sides by 20 yields a circumference of 660 m.