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Questions and Answers
What is the formula to calculate the diameter of a circle?
What is the formula to calculate the diameter of a circle?
- 2 * radius (correct)
- π * radius
- 2 * π * radius
- radius / 2
If the radius of a circle is 5 cm, what is its diameter?
If the radius of a circle is 5 cm, what is its diameter?
- 15 cm
- 25 cm
- 10 cm (correct)
- 5 cm
What is the relationship between the circumference and the diameter of a circle?
What is the relationship between the circumference and the diameter of a circle?
- Circumference = 2 * π * diameter (correct)
- Circumference = diameter / π
- Circumference = π * diameter
- Circumference = 2 * diameter
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