All About Circles | Baamboozle - Baamboozle | The Most Fun Classroom Games!

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It is a middle point inside the circle.

The centre of the circle

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seesaw

Swap points!

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gold

Win 50 points!

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fairy

Take points!

baam

Lose 15 points!

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What is the diameter of the circle shown?

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A round jar lid has a radius of 3 centimeters. What is the lid's area? Take π = 3.14

28.26cm2

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What is the formula for area of a circle?

π x radius x radius

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The radius of a quadrant is 7 cm. What is the perimeter of the quadrant? (Take π = 22/7)

25 cm

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baam

Lose 25 points!

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shark

Other team loses 25 points!

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gift

Win 25 points!

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baam

Lose 25 points!

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baam

Lose 25 points!

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gift

Win 5 points!

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shark

Other team loses 20 points!

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thief

Give points!

If a circle has a radius of 8 centimeters, approximately what is its circumference? Use 3.14 for pi

50.24 cm

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What is the distance around the circle?

Circumference

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The dirt on a baseball field is in the shape of a quarter circle. If the radius of the quarter circle is 10 meters, how much area does the dirt cover? Take π= 3.14

78.5 m2

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Find the area of the semicircle. Take π = 3.14

56.52 cm2

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What are the values that we usually use for pi? (State the 2 of them)

3.14 and 22/7

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Which circle has a greater circumference, (OPTION 1) a circle with a diameter of 10 or (OPTION 2) a circle with a radius of 6?

Option 2

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If the diameter of the circle is 8cm, what is its area? Take π= 3.14

50.24 cm2

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I am a straight line that goes from one side of the circle to the other through the centre point. What am I called?

Diameter

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