CUIZ-FACT-3107D544
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Mathematics
✓ Fact-Verified
If a circle has a radius of 7 cm, what is its circumference (use π ≈ 22/7)?
Verified Answer
22 cm
Quiz Options
- 22 cm
- 44 cm
- 154 cm
- 308 cm
Explanation & Context
The formula for the circumference of a circle is C = 2πr. With r=7 and π≈22/7, C = 2 * (22/7) * 7 = 44 cm.
Authoritative Sources & Citations
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