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Q: What are the formulas for circumference and area of circles?
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Related questions

Is it important to know formulas for pie why?

It is important to know formulas of pi for circles like areas of a circle and its circumference


What facts are there about the area of a circle?

The derivative of a circles area is it's circumference.


Can you find the area of a square if you have the circumference?

Circumfrences are only for circles.


What is the area of a circles with a circumference of 22?

Using 3.14 as Pi the area of circle is: 0


What meaning of PI TERMS OF PAY?

Pi is the number you get after finding the ratio of a circle's radius to its circumference. It's used in formulas to find the circumference and area of circles. The number goes on infinitely, but most people abbreviate the decimal to 3.14.


What types of circles are there?

Radius, Diameter, Arc,Seicircle, Circumference and area.


Do two circles with same diameter have same area or circumference?

Yes


Is the circumference of a square linear?

A square can't have a circumference. That's only for circles squares have area, volume, or perimeter.


What is the title of this picture circumference and area of circles page D-60?

wrecked


Why is Pi used to calculate circumference and area of circles?

Because of the radius of the circle


What are the formulas for the area and circumference of a circle?

Area= square the radius and times it by pie


How do you find the are of a circle with only the circumference?

It's important to know the formulas for all these characteristics of circles, and to recognize what they have in common. Area of a circle = πr2 Circumference of a circle = 2πr or dπ Where in the above equations r represents radius, and d is diameter (2r). Both these equations have r in them. Find the radius using the circumference equation, and then plug it into the equation for Area