Areas and Arcs

Find the measure of arc AB.

• 17
• 34
• 68
• 146

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

• 7/4π
• 7/2π
• 1/8π
• 45π

Find the length of the bold arc.Leave pi in your answer.

• 5688π ft
• 15.8π ft
• 150.4π ft
• 54,150 ft

Find the area of each sector.

• 52.4 in²
• 18,864 in²
• 60 in2
• 10.47 in

Find the area of each sector.

• 4248 m²
• 7.9 m²
• 2827.4 m²
• 11.8 m²

FIND THE ARC LENGTH OF THE BOLDED ARC

• A
• B
• C
• D

FIND THE ARC LENGTH OF THE BOLDED ARC

• A
• B
• C
• D

If the length of the 45° region of this circle is 10 inches, what is the radius of the circle?

• 1.6in
• 3in
• 6.8in
• 2.5in

Given that m∠AOB = 13π/18 and the radius is 8 cm, what is the length of arc AB?

• 13π/8 cm

• 52π/9 cm

• π/9 cm

• 9π/52

Find the area of a sector with an arc length of 30 cm and a radius of 8 cm.

• 240 cm²

• 80 cm²

• 120 cm²

• 180 cm²