Find the circumference of the circle whose radius is âĶâĶâĶ 21 mm
132 mm
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15
The radius of a circle is 7 cm. Find its circumference.
44 cm
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15
Find the circumference of the circle whose diameter is âĶâĶâĶ. 49 cm
154 cm
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trap
No points!
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seesaw
Swap points!
Okay!
rocket
Go to first place!
Okay!
baam
Lose 15 points!
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15
Find the circumference of the circle whose radius is âĶâĶâĶ 35 cm
220 cm
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15
Find the circumference of the circle whose diameter is âĶâĶâĶ. 28 cm
88 cm
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15
Find the circumference of the circle whose radius is âĶâĶâĶ 7.7 cm
48.4 cm
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15
A square metallic frame has a perimeter 208 cm. Then it is bent into the shape of a circle. Find the radius of the circle.
...
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15
Find the radius of a circle whose circumference is equal to the perimeter of a square of side 22 cm.
...
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15
Find the circumference of the circle whose diameter is âĶâĶâĶ. 6.3 mm
19.8 mm
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lifesaver
Give 25 points!
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magnet
Take 15 points!
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gift
Win 20 points!
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lifesaver
Give 10 points!
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15
Find the circumference of a wheel whose radius is 35 cm. Find the distance covered in 1 round.
...
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heart
Other team wins 25 points!
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seesaw
Swap points!
Okay!
rocket
Go to first place!
Okay!
banana
Go to last place!
Oops!
trap
No points!
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shark
Other team loses 15 points!
Okay!
rocket
Go to first place!
Okay!
baam
Lose 15 points!
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15
The diameter of a wheel is 70 cm. Find the circumference of the wheel.
...
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15
A thin wire is in the form of an equilateral triangle of side 11 cm. Find the radius of a circle whose circumference is equal to the length of the wire.
