#2 PC Sector Area and Arc Length

What is the green area called?

• sector

• segment

• arc

• section

Tags

CCSS.HSF.TF.A.1

CCSS.HSG.C.B.5

What will this formula help you find?

• arc length

• area of a sector

• area of a segment

• arc measure

What will this formula help you find?

• arc length

• area of a sector

• area of a segment

• arc measure

Find the EXACT length of the bolded arc.

• $\frac{\pi}{3}in^2$

• $\frac{10\pi}{3}in^2$

• $\frac{60\pi}{3}in^2$

• $60\pi in^2$
  

Find the EXACT area of the bolded sector.

•  $\frac{\pi}{5}in^2$ 

•  $\frac{5\pi}{6}in^2$ 

•  $\frac{50\pi}{3}in^2$ 

•  $100\pi in^2$ 
  

Find the area of each sector.

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

Tags

CCSS.HSG.C.B.5

Given the measure of the angle AOB is 

 $\frac{2\pi}{5}$ radians and the radius of the circle is 5 cm, what is the EXACT length of the arc AB?

•  $\frac{2}{5}\pi$   cm

•  $\frac{\pi}{2}$   cm

•  $2\pi$   cm

•  $5\pi$  
  

What is the area of sector​ GPH?

• 9π yd²

• 32π yd²

• 18π yd²

• 6π yd²

Tags

CCSS.HSG.C.B.5

Calculate the length of the bold arc.

• 5040 cm

• 43 cm

• 44 cm

• 14 cm

Tags

CCSS.HSG.C.B.5

When she is outdoors, Tasha, the dog, is tied to a stake in the center of a circular area of radius 24 feet. The angle between her dog house and her favorite hydrant is 165 degrees.  What is the length of the arc from her dog house to the hydrant, following minor arc DG, to the nearest foot.

• 40
• 35
• 55
• 69

Tags

CCSS.HSG.C.B.5