Arc Length & Sector Area in Circles (Lesson5)

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

• 7/4π
• 7/2π
• 1/8π
• 45π

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CCSS.HSG.C.B.5

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

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

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CCSS.HSG.C.B.5

Find the area of the bolded sector.

• 52.4 in²

• 18,864 in²

• 60 in2

• 10.47 in

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CCSS.HSG.C.B.5

Find the area of the bolded sector.

• 4248 m²

• 7.9 m²

• 2827.4 m²

• 11.8 m²

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CCSS.HSG.C.B.5

FIND THE ARC LENGTH OF THE BOLDED ARC

• A
• B
• C
• D

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CCSS.HSG.C.B.5

FIND THE ARC LENGTH OF THE BOLDED ARC

• A
• B
• C
• D

Tags

CCSS.HSG.C.B.5

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

*Hint: Solve for the unknown in the equation.

• 12.7in

• 3in

• 6.8in

• 2.1in

Tags

CCSS.HSG.C.B.5

What is the area of sector​ GPH?

• 9π yd²

• 32π yd²

• 18π yd²

• 6π yd²

Tags

CCSS.HSG.C.B.5

Find the area of the yellow shaded sector of the circle.

• 
• 
• 
• 

Tags

CCSS.HSG.C.B.5

In a​ circle, a 90° sector has area 64π in². What is the radius of the​ circle?

*Hint: Solve for the unknown in the equation.

• 16 in

• 32 in

• 64 in

• 128 in

Tags

CCSS.HSG.C.B.5