Circle Arc Lengths

• 12.57 units

• 75.40 units

• 24 units

• 125.66 units

In circle O, the radius is 4, and the length of minor arc AB is 4.2 feet. Find the measure of minor arc AB to the nearest degree.

What type of arc is arc EC?

• Major

• Minor

• Semi-circle

• Radius

• x = 160
• x = 40
• x = 80
• x = 360

If the measure of arc ABC = 210°, what is the measure of arc AC?

• 150°

• 100°

• 210°

• 105°

What is the area of the shaded sector?

• 339.12 in²

• 113.04 in²

• 338.29 in²

• None of the above

What type of arc is arc ABD?

• Major

• Minor

• Semi-circle

• Diameter

• 1.26

• 452.39

• 9.42

• 113.10

What is the area of the yellow shaded sector? Round your answer to the nearest tenth. (Use 3.14)

• 23.6 m²

• 11.8 m²

• 62.8 m²

• 117.8 m²

∠ AED is formed inside a circle by two intersecting chords. If minor arc BD = 70° and minor arc CA = 180° , what is the measure of ∠ AED?

• 45°

• 50°

• 55°

• 60°