Area of Circles, Sectors

A cathedral window is built in the shape of a semicircle. If the window is to contain three stained glass sections of EQUAL SIZE, what is the area of the YELLOW SECTOR?

• 3.3 ft²

• 4.5 ft²

• 6.3 ft²

• 7.1 ft²

Tags

CCSS.HSG.C.B.5

What is the area of the shaded region? Leave answers in terms of π.

• ⅜π

• 8/3π

• ⅔π

• 4/3π

Tags

CCSS.HSG.C.B.5

If Pacman's mouth, when open, is 70° and the radius of his mouth is 8mm, what is the exact area of the rest of Pacman's body?

• (464/9)π mm²

• (112/9)π mm²

• (116/9)π mm²

• (28/9)π mm²

Tags

CCSS.HSG.C.B.5

is the formula for?

• arc length

• area of a sector

• area of a segment

• arc measure

Tags

CCSS.HSG.C.B.5

In circle O, the radius is 4, and the measure of minor arc AB is 120 degrees. Find the length of minor arc AB to the nearest integer.

• 5

• 9

• 8

• 6

Tags

CCSS.HSG.C.B.5

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

• 7/4π

• 7/2π

• 1/8π

• 45π

Tags

CCSS.HSG.C.B.5

Name the circle part shown in green

• Sector

• Arc

• Segment

• Radius

Find the area of the circle.

• 18.84 m²

• 113.1 m²

• 37.68 m²

• 452.16 m²

Tags

CCSS.7.G.B.4

Find the area of the circle

• 56.52 in²

• 254.47 in²

• 1017.36 in²

• 113.04 in²

Tags

CCSS.7.G.B.4

what is the area of a circle with the diameter of 10cm ?

• 66 cm²

• 78.5 cm²

• 66.5 cm²

• 10 m²

Tags

CCSS.7.G.B.4