Adaptive Practice
Areas Related to Circles
10 questions • Earn up to 107 XP • First attempt — go for 100%!
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Question 1 of 10
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Easy
The radius of a circle is 7 cm. What is the area of the circle? (Use \( \pi = \frac{22}{7} \))
Easy
A circular park has a diameter of 28 m. Find its area.
Medium
The circumference of a circle is 44 cm. Find its area.
Medium
A circular flower bed has an area of 154 m². Find its radius.
Medium
The radius of a circle is increased by 20%. By what percentage does the area increase?
Hard
A chord of length 24 cm is drawn in a circle of radius 13 cm. Find the area of the minor segment formed by the chord. (Take \( \pi = 3.14 \))
Medium
The radius of a circle is 14 cm. A chord is drawn 10 cm away from the center. Find the length of the chord.
Hard
A circular sheet of radius 21 cm is cut into two parts by a chord 28 cm long. Find the area of the smaller segment.
Medium
A circle is inscribed in a square of side 14 cm. Find the area of the shaded region outside the circle but inside the square.
Easy
Two concentric circles are drawn with radii 14 cm and 7 cm. Find the area of the ring formed between them.