Circle Proportionality and Arc Length Quiz

What is the given length of the arc ADC in the problem?

• 4π

• 3π

• 5π

• 6π

What angle is provided in the problem for angle X?

• 120 degrees

• 110 degrees

• 100 degrees

• 90 degrees

How do you simplify the fraction 100/360 when calculating without a calculator?

• 10/36

• 10/360

• 5/18

• 1/36

What is the calculated whole circumference of the circle?

• 22π

• 20π

• 18π

• 16π

What is the final arc length from the start to the end of the arc, after subtracting the given arc length?

• 13π

• 15π

• 12π

• 10π