Arc Sector

Find the exact arc length.

Find the exact length of the bold arc.

FIND THE ARC LENGTH OF THE BOLDED ARC ROUNDED TO THE NEAREST TENTH.

• A

• B

• C

• D

What is the area of the shaded sector? Round to the nearest hundredth.

• 339.12 in²

• 113.10 in²

• 339.29 in²

• 56.55 in²

Find the length of arc NLJ.

round your answer to the nearest tenth

• 28.3

• 27.2

• 9.4

• 18.8

Find the arc length of the circle. (Round your answer to the nearest tenth.)

• 42.4 m

• 21.2 m

• 84.8 m

• 6.7 m

The diagram shows a sector of a circle of radius 4 units, formed from an angle of size 135°.

Find the length of the arc rounded to two decimal places.

Mathematical Equivalence

ON

Find the length of the arc and area of the shaded region. Round the answer to two decimal places. ( use π = 3.14 )

Length of the arc MN =

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

• 7/4π

• 7/2π

• 1/8π

• 45π

Find the arc length of the circle. (Leave answers in terms of . Do not round your answer.)