Circumference and Area of Circles
Passage
•
Mathematics
•
7th Grade
•
Practice Problem
•
Medium
Joni Maybin
Used 5+ times
FREE Resource
5 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the formula to calculate the circumference of a circle using its radius?
C = 2πr
C = πd
C = πr²
C = 2πd
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If a circle has a radius of 8 cm, what is its area?
201.06 cm²
50.24 cm²
100.53 cm²
150.72 cm²
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How can the diameter of a circle be found from its circumference?
Divide the circumference by π
Multiply the circumference by π
Square the circumference
Subtract π from the circumference
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the relationship between the circumference and the area of a circle?
c = 2√(πA)
c = πA
c = A/π
c = 2πA
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following units can be used to measure the circumference and area of circles?
Centimeters
Liters
Kilograms
Seconds
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