Arc Length and Measure

What is the arc length?

• 𝓁= 8π

• 𝓁= 3π

• 𝓁= 24π

• 𝓁= 18π

What is the arc length?

• 𝓁= 9π

• 𝓁= 3π

• 𝓁= 32π

• 𝓁= 15π

What is the arc length?

• 𝓁= 8π

• 𝓁= 3π

• 𝓁= 24π

• 𝓁= 18π

What is the arc measure?

• 115°

• 180°

• 90°

• 135°

Alison is jogging on a circular track that has a radius of 140 feet.  She runs along the track from point R to point N, a distance of 230 feet. Find to the nearest degree, the measure of minor arc RN.

• 47

• 74

• 94

• 123

Alison is jogging on a circular track that has a radius of 140 feet. She runs along the track from point R to point N, a distance of 230 feet. Find to the nearest degree, the measure of minor arc RN.

• 47

• 74

• 94

• 123

Alison is jogging on a circular track that has a radius of 140 feet.  She runs along the track from point R to point N, a distance of 230 feet. Find to the nearest degree, the measure of minor arc RN.

• 47

• 74

• 94

• 123

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.

• 90

• 60

• 55

• 113

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.

• 60

• 45

• 63

• 81

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.

• 90

• 60

• 55

• 113