
Circle Geometry Concepts and Applications

Interactive Video
•
Mathematics
•
9th - 12th Grade
•
Hard
+2
Standards-aligned

Amelia Wright
FREE Resource
Standards-aligned
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the formula for calculating the arc length of a circle segment?
Arc length = angle in degrees / radius
Arc length = angle in radians / radius
Arc length = angle in degrees × radius
Arc length = angle in radians × radius
Tags
CCSS.HSF.TF.A.1
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you convert an angle from degrees to radians?
Multiply by 180/π
Multiply by π/180
Divide by 180
Divide by π
Tags
CCSS.7.G.B.4
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If the area of a circle is 81π, what is the radius?
11
10
9
8
Tags
CCSS.7.G.B.4
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the circumference of a circle with a radius of 6?
48π
36π
24π
12π
Tags
CCSS.HSG.C.B.5
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you set up a proportion to find the arc length of a circle segment?
Angle/360 = Circumference/Arc length
Angle/360 = Arc length/Circumference
Angle/180 = Circumference/Arc length
Angle/180 = Arc length/Circumference
Tags
CCSS.4.MD.C.5B
CCSS.HSG.CO.A.1
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What fraction of the circle is represented by an angle of 40 degrees?
1/6
1/8
1/9
1/10
Tags
CCSS.HSG.C.B.5
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the formula for finding the area of a shaded region in a circle?
Area = πr² / (angle/360)
Area = πr² / (angle/180)
Area = πr² × (angle/180)
Area = πr² × (angle/360)
Tags
CCSS.HSG.C.B.5
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