Circle Concepts Quiz for Class 9 CBSE Students

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PlushWolf
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6 Questions

What is the formula to calculate the circumference of a circle?

2 * π * r

What is the relationship between the diameter and the radius of a circle?

The diameter is twice the length of the radius

What is the area of a circle if the radius is 5 units?

25π square units

What is the sum of the interior angles of a circle?

360 degrees

What is the relationship between the circumference and diameter of a circle?

The circumference is pi times the diameter

What is the measure of the central angle that subtends an arc equal in length to the radius of the circle?

90 degrees

Test your knowledge of circles with this class 9 CBSE quiz. Answer questions about the circumference formula, the relationship between diameter and radius, and calculate the area of a circle with a given radius.

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