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Radius * 2 * pi (you might aswell use the computer's calculator in scientific mode)

Q: What is expression can be use to find THE APPROXImate circumference of a outer circle?

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the circumference of a circle is the length around the outer edge. and you find it by using the formula 2 times pi times the radius of the circle

The inner circle is x2 + y2 = 4. The radius of the inner circle is the square root of 4, which is 2. To find the radius of the outer circle, multiply 2 times 4. The radius of the outer circle is 8. Square 8 (82 or 8 x 8) to find the number to put into the equation of the outer circle. This is 64. The equation for the outer circle is x2 + y2 = 64.

The answer is the difference between the radii of the inner circumscribed circle and the outer circumscribed circle. The radii equal half of the corresponding diameters; therefore, the thickness is 1/2(2.84 - 1.94) = 0.450 inches, where the last digit is depressed because it may not be accurate within + 1. (The difference between 2.84 and 1.94 has only two significant digits.)

A C program to square matrix is a math problem. In the math problem you write down all the outer boundary values of matrix in a circle, then write down the inner value.

The universal set is the outer rectangle and all subsets are circles or ovals. In terms of the Venn diagram, there is no difference between circles and ovals.

Related questions

It is the circle's circumference

circumference

the circumference

The outer edge of a circle is called the circumference.

The radius of a circle is the distance from the centre of the circle to its circumference - which is the outer limit of the circle.

It is greater by 18.8 feet.

A track 7m wide consists of two concentric circles. The circumference of the inner circle is 440m. Find, 1) the radius of the outer circle 2) the circumference of the outer circle.

No, it is the outer edge of the circle; the rim; the perimeter

The circumference is the perimeter of a circle, total outer length of a circle. Use 2 x (pi) x r to calculate the circumference, where (pi)= 3.142, r= radius of circle. :)

*If two pair of tangent of inner circle making angles on the circumference of outer circle then the angles so formed are equal . *Any two tangent of inner circle within the outer circle's circumference are equal in length .

The circumference of a circle is 2 pi r, where r is the radius, or it is pi d, where d is the diameter.there is no circuference of pi. Circumference refers to the outer edges of circles

No. The circumference is the distance round the outer edge of the circle, calculkated as 2 x pi x the radius.The area is calculated as pi x the square of the radius.