Grade 12 Mathematics Quiz: Sector Area and Arc Length
Authored by Cindy Chapman
Mathematics
12th Grade
CCSS covered
Used 1+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the formula to calculate the area of a sector using radians?
(1/2) * r * θ
(r^2) * θ
2 * r * θ
(1/2) * r^2 * θ
Tags
CCSS.HSG.C.B.5
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If the radius of a circle is 5 units and the central angle is π/3 radians, what is the area of the sector?
25π/6
5π/6
10π/3
15π/4
Tags
CCSS.HSG.C.B.5
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A circle has a radius of 8 units and a central angle of 2π/3 radians. Calculate the area of the sector.
16π/3
12π/3
4π/3
64π/3
Tags
CCSS.HSG.C.B.5
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Find the area of the sector if the radius is 10 units and the central angle is 3π/4 radians.
8.7266 square units
15.707 square units
25.1327 square units
117.8097 square units
Tags
CCSS.HSG.C.B.5
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the formula to find the area of a sector using the radius and central angle?
r * θ
(1/2) * r^2 * θ
2 * r * θ
r + θ
Tags
CCSS.HSG.C.B.5
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If the radius of a sector is 6 units and the central angle is π/4 radians, what is the area of the sector?
9π/2
36
12
3π
Tags
CCSS.HSG.C.B.5
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A circle has a radius of 12 units and a central angle of 3π/8 radians. Calculate the area of the sector.
9π square units
36π square units
27π square units
18π square units
Tags
CCSS.HSG.C.B.5
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