Area of circles, sectors, and segments

What is the name of the blue region?

• A sector

• A segment

• A hooly bob

• A central angle

is the formula for?

• arc length

• area of a sector

• area of a segment

• arc measure

Tags

CCSS.HSG.C.B.5

Strategy to find the area of the shaded purple segment...

• get the area of the circle and subtract out the sector

• get the area of the sector and subtract out the triangle

• get the area of the triangle and subtract the segment

• press skip and simply move on...

Tags

CCSS.HSG.C.B.5

What is the area of this circle?

• 4π

• 8π

• 16π

• π

Tags

CCSS.7.G.B.4

What is the area of this circle?

• 12π

• 6π

• 144π

• 36π

Tags

CCSS.7.G.B.4

What if you want more pizza? would you rather but TWO 12 inch medium pizzas or ONE 18 inch large pizza? How much more pizza would you get?

Tags

CCSS.7.G.B.4

Find the area of the shaded sector of circle O. The radius is 6 inches and the central angle is 100°. Express answer as an exact value

• 5π/3

• 10π/3

• 10π

• 40π

Tags

CCSS.HSG.C.B.5

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

• 1.26

• 452.39

• 9.42

• 113.10

Tags

CCSS.HSG.C.B.5

What is the area of the shaded sector?

• 145.31 cm²
• 20.76 cm²
• 581.25 cm²
• 470.13 cm²

Tags

CCSS.HSG.C.B.5

What is the area of the shaded region? Leave your answer as an exact value.

• 25π - 50

• 25π - 100

• 5π - 50

• 5π - 100

Tags

CCSS.HSG.C.B.5