
Exploring Area and Circumference of Circles

Interactive Video
•
Mathematics
•
6th - 10th Grade
•
Easy
Standards-aligned

Emma Peterson
Used 3+ times
FREE Resource
Standards-aligned
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What term is used to describe the perimeter of a circle?
Circumference
Area
Diameter
Radius
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the formula for the area of a circle?
pi / r^2
2 * r
pi * r^2
2 * pi * r
Tags
CCSS.7.G.B.4
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If the radius of a circle is 20 units, what is its area using pi as 3.14?
400 units squared
628 units squared
1256 units squared
314 units squared
Tags
CCSS.7.G.B.4
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the 'r' symbolize in the formula for the area of a circle?
Pi
Radius
Circumference
Diameter
Tags
CCSS.7.G.B.4
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the formula for the circumference of a circle?
pi / r
2 * pi * r
pi * r^2
2 * r
Tags
CCSS.7.G.B.4
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If a circle's diameter is 18 units, what is its radius?
4.5 units
36 units
18 units
9 units
Tags
CCSS.7.G.B.4
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Using a diameter of 18 units, what is the circumference of the circle using pi as 3.14?
84.78 units
28.26 units
113.04 units
56.52 units
Tags
CCSS.7.G.B.4
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