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12 questions
What number is pi?
1.41
2.00
3.14
5.14
A area between/bounded by two radii of the circle and the arc where the radii meet the circle.
triangle
arc length of a circle
sector of a circle
segment of a circle
What is the area formula for a circle?
A = πr2
A = 2πr
A = √π
Find the area of the circle below.
8.76 cm2
18.52 cm2
21.90 cm2
28.26 cm2
What is this the formula for?
arc length
area of a sector
area of a segment
arc measure
Find the area of the shaded sector of circle O. The radius is 6 inches and the central angle is 100°. Express answer to the nearest tenth of a square inch.
25.2 in2
28.5 in2
31.4 in2
38.2 in2
The distance along the edge of a circle between two points is the _________
area of a sector
arc length
arc of a circle
sector of a circle
Find the area of the circle. When a number is written next to the center of the circle, it represents the diameter length. The diameter is 18 in.
56.52 in2
254.34 in2
1017.36 in2
113.04 in2
What is the radius of a circle with an area of 49π?
49
10
7
14
What is the area of the shaded SECTOR? Round to the nearest hundredth.
9.42 u2
113.10 u2
284.3 u2
452.39 u2
If Pacman's mouth is open to 70° and the radius of his mouth is 8mm, what is CENTRAL ANGLE MEASURE of his Body?
290o
270o
180o
110o
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
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