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| 1. |
EASY
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What is the diameter of sphere with radius \(1 km\)?
- \(3 km\)
- \(4 km\)
- \(0.5 km\)
- \(2 km\)
- \(1 km\)
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| 2. |
EASY
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A ball has a radius of \(3 cm\). What is the circumference of the ball?
- 16.77
- 19.28
- 15.63
- 18.85
- 18.55
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| 3. |
EASY
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What is the diameter of this circle?
 12369
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| 4. |
EASY
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What is the area of a circle with circumference \(56 m\)?
- \(250 cm^2\)
- \(250 m^2\)
- \(260 cm^2\)
- \(240 cm^2\)
- \(255 m^2\)
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