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Class X Mathematics Quiz - Areas Related to Circles
Class X
Mathematics
Areas Related to Circles
14 questions
EASY
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Preview questions
1. What is the formula to calculate the area of a circle?
πr^2 · 2πr · πd · r^2
2. If the radius of a circle is doubled, how does the area change?
It remains the same · It doubles · It triples · It quadruples
3. What is the circumference of a circle with a radius of 7 cm?
14π cm · 21π cm · 7π cm · 28 cm
4. If the diameter of a circle is 10 cm, what is its radius?
5 cm · 10 cm · 15 cm · 20 cm
5. What is the area of a circle with a radius of 3 cm?
9π cm² · 6π cm² · 3π cm² · 12π cm²
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