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Circles

In this topic, we will learn the concept of area and circumference of circles. We will also learn about the sectors of the circle and the application problems based on it.
Practice Question
1

Find the circumference of a circle with radius 4 cm.

 
Possible Answers
Your Answer
Correct Answer
A)

25.12 cm
B)

24.56 cm
C)

23.78 cm
D)

23.99 cm
Practice Question
2

Find the circumference of the circle with radius 3s units.

 
Possible Answers
Your Answer
Correct Answer
A)

18.84s units
B)

18.99s units
C)

17.89s units
D)

17.55s units
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