Adaptive Practice
Circles
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Question 1 of 9
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Easy
What is the length of the radius of a circle whose diameter is 14 cm?
Easy
The circumference of a circle is 44 cm. Find its radius. (Use π = 22/7)
Easy
If the radius of a circle is 10 cm, what is its area? (Use π = 3.14)
Medium
Two circles touch each other externally. If their radii are 6 cm and 4 cm, find the distance between their centers.
Medium
The length of an arc of a circle is 22 cm and the radius is 7 cm. Find the angle subtended by the arc at the center (in degrees). (Use π = 22/7)
Medium
The area of a sector of a circle with radius 14 cm is 154 cm². Find the angle of the sector in degrees. (Use π = 22/7)
Hard
A chord of length 24 cm is drawn in a circle of radius 13 cm. Find the distance of the chord from the center of the circle.
Hard
Two chords AB and CD of a circle intersect each other at point P such that AP = 4 cm, PB = 6 cm, and CP = 3 cm. Find the length of PD.
Hard
The length of a tangent drawn from a point 13 cm away from the center of a circle is 12 cm. Find the radius of the circle.