Circumference of Circle
Circumference of Circle
Circumference of A Circle: To calculate the circumference of a circle, use the formula
If you have the radius instead of the diameter, multiply it by 2 to get the diameter. You can also use the formula for circumference of a circle using radius, which is .
Example: Find the circumference of the circle with a diameter of 8 inches.
Solution: C = 3.14 X 8 = 25.163 inch.
Example: Find the circumference of the circle with a radius of 7cm.
Solution: C =
The diameter of a wheel is 63 cms.The distance traveled by wheel on taking 100 revolutions is | |||
| Right Option : B | |||
| View Explanation | |||
The radius of wheel is 1.4 decimeter. How many times does it go around during a journey of 0.66 km? | |||
| Right Option : B | |||
| View Explanation | |||
The radius of a wheel of a vehicle is 2.52 cms. The wheel makes 10 revolutions in 5 seconds. The speed of the vehicle is | |||
| Right Option : B | |||
| View Explanation | |||
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