Arc Length Radiant Measure

Find the arc length.  Leave your answer in terms of π.

• 7/4π

• 7/2π

• 1/8π

• 45π

Find the arc length of the bolded arc. Give your answer in terms of π.

• (65/12)π cm

• 17.02 cm

• (845/24)π cm

• 26π cm

• 114π/5 ft

• 2850 ft

• 95π/6 ft

• 150π/19 ft

• A

• B

• C

• D

Solve for the arc length in the circle shown.

Mathematical Equivalence

ON

What is the length of arc BB'?

• 30pi

• 1/3

• 10pi

• 4/3pi

Find the red minor arc and its measure. Then find the blue major arc and its measure.

• EGF, 292; EF, 68

• EF, 68; EGF 292

Find the red minor arc and its measure. Then find the blue major arc and its measure.

• AB, 135; ADB, 225

• ADB, 225; AB, 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

• 47

• 74

• 94

• 123