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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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5. |
MEDIUM
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Andy is lost and rides his bike around in circles. He travels at \(3m/s\) and it takes him 2 minutes to go around the circle. What is the radius of the circle?
- \(55.6 m\)
- \(64.1 m\)
- \(84.5 m\)
- \(36.3 m\)
- \(57.3 m\)
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6. |
HARD
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On average, there are 3 pepperonis every \(10 cm^{2}\) of pizza. The side of a pizza slice is \(12 cm\) long. How many pepperonis are on the pizza?
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