Finding Arc Length and Area of a Sector

Which of the following shows the correct working out when finding the ARC LENGTH of the sector shown in the diagram?

Tags

CCSS.HSG.C.B.5

What is the ARC LENGTH of the sector shown in the diagram - correct to one decimal place?

• 18.8 yd

• 75.4 yd

• 6.0 yd

• 134.0 yd

Tags

CCSS.HSG.C.B.5

Which of the following shows the correct working out when finding the AREA of the SECTOR shown in the diagram?

Tags

CCSS.HSG.C.B.5

What is the AREA of the SECTOR shown in the diagram - correct to one decimal place?

Tags

CCSS.HSG.C.B.5

Which of the following shows the correct working out when finding the AREA of the SECTOR shown in the diagram?

Tags

CCSS.HSG.C.B.5

Explain the difference between calculating the ARC LENGTH and finding the AREA of a SECTOR?

Tags

CCSS.HSG.C.B.5

What is arc length?

• the entire area of the circle

• the part of the area of a circle

• the entire circumference of a circle

• the length of a piece of the circumference of a circle

Find the arc length of AB. Round your answer to the nearest tenth.

• 0.3 cm

• 1.8 cm

• 12.6 cm

• 37.7 cm

Tags

CCSS.HSG.C.B.5

Find the arc length of XY. Round to the nearest hundredth.

• 0.19 cm

• 12.22 cm

• 59.69 cm

• 314.16 cm

Tags

CCSS.HSG.C.B.5

The diameter of the circle is 24 inches. Find the arc length of CD. Round to the nearest hundredth.

• 12.57 in

• 21.46 in

• 25.13 in

• 75.39 in

Tags

CCSS.HSG.C.B.5