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Worksheets9.4 and 9.5
Total questions: 39
Worksheet time: 1hrs 10mins
What is this called?
Diameter
Secant
Tangent Line
Radius
What is this called?
Diameter
Secant
Central Angle
Radius
What is this called?
Major Arc
Minor Arc
Circumference
Perimeter
What is the length L called?
circumference
tangent
arc
sector
A minor arc is denoted with only 2 letters. Which of the following statements is also true of a minor arc?
It forms half a circle.
It forms a whole circle.
It measures greater than 180 degrees.
It measures less than 180 degrees.
A major arc is denoted with 3 letters. Which of the following statements is also true of a major arc?
Forms half a circle.
Forms a whole circle.
Measures greater than 180 degrees.
Measures less than 180 degrees.
Name the circle.
Circle R
Circle T
Circle S
Circle L
Identify a radius.
RS
ST
WL
RT
If the diameter of a circle is 15 cm, find the circumference.
30 cm
30π cm
15π cm
15 cm
Find the exact circumference.
58 mi
29π mi
42π mi
58π mi
The diameter of circle L is 20 units and the diameter of circle M is 13 units and QR = 4. Find RM.
2.5 units
6.5 units
13 units
9 units
Find the measure of the given arc.
53o
79o
200o
Find the measure of the given arc.
84o
42o
318o
On a regulation dartboard, the outermost circle is divided into twenty congruent sections. What is the measure of each arc in this circle?
20o
18o
9o
40o
Find the degree measure of arc ACB
180
240
270
300
A string is placed on the outside of a clock going clockwise from 12 to 9. The clock has a radius of 6 inches. What is the length of the string? Round your answer to the nearest tenth of an inch.
I understand how to find arc length?
Yes
Mostly
Almost there
No Clue
Properties of Arcs and Angles: Segment EB is a diameter. What is the value of x?
78
166
76
152
Properties of Arcs and Angles: Segment EB is a diameter. What is the value of x?
78
166
76
152
Which is true of a minor arc?
It forms half a circle.
It forms a whole circle.
It measures less than 180 degrees.
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
What is the area of the shaded region? Round to the nearest hundredth.
1.26
452.39
9.42
113.10
What is the area of the shaded segment?
32π/3 - 2√3
32π/3 - 16√3
16π/3 - 16√3
32π/3 + 16√3
Try - it, find the area of the segment of the circle.
192π - 12√3
384π - 144√3
192π - 144√3
384π - 12√3
What is the area of the shaded region? Round to the nearest hundredth.
1.26
452.39
9.42
113.10
What is the area of the green shaded segment?
16π - 64
8π - 32
8π - 64
16π - 32
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
is the formula for?
arc length
area of a sector
area of a segment
arc measure
