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Area = Circumference squared divided by 4pi.

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โˆ™ 2009-05-28 15:13:38
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Algebra

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A polynomial of degree zero is a constant term

The grouping method of factoring can still be used when only some of the terms share a common factor A True B False

The sum or difference of p and q is the of the x-term in the trinomial

A number a power of a variable or a product of the two is a monomial while a polynomial is the of monomials

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Q: How do you find the area of a circle if only given the circumfe rence?
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How do you find the area of a circle when the radius is unknown?

By using the other information supplied about the circle to calculate either its radius (from which its area can be calculated) or its area (if the circle is similar to another with a given area and some ratio between the two circle is given):If the diameter is given: radius = diameter ÷ 2If the circumference is given: radius = circumference ÷ 2πIf the circle is similar to another circle which has a given area, and the length ratio is given; square the length ratio to get the area ratio and apply to the given area.


Which has greater area circle or square?

For a given perimeter, the circle has the largest area possible.


If you are given a square with a circle inscribed in it and the area of the square is 100 m what is the area of the circle?

78.53


Area of a circle with a 12 inch circumference?

The circumference of a circle is given by Circumference = pi x diameter. The area of a circle is given by Area = pi/4 x diameter2. Thus for a circle with circumference c = 12 in. The area will equal a = 11.459 in2.


If the area of a circle is given as 67cm squared find the diameter and then circumference of this circle?

If the area of a circle is given as 67cm squared, the diameter is 9.236 cm and the circumference is 29.02 cm


How do you find the radius of an inscribed circle of a square given the area of the circle?

If yo have the area of the circle, the square is irrelevant. Radius = sqrt(Area/pi)


Find the area and perimeter of a given circle?

If 'R' is the radius of the circle, then-- area of the circle is [ pi R2]-- perimeter of the circle is [ 2 pi R ]


How do you find a area a circle?

The answer depends on what information you are given.


A circle has radius r what is the formula for the area of the circle?

For a circle or radius r, the area is given by: area = {pi}r2 (ie pi times the radius squared)


How do you find the area of a circle given the radius of a circle?

Find the circumference of a circle with radius 5 ft.Area of a circle. The area of a circle of radius r is given by the polynomial πr2. Use 3.14 as an approximation for π.


How do you get area of sector without given radius?

if given the central angle and the area of the circle, then by proportion: Given angle / sector area = 360 / Entire area, then solve for the sector area


How do you find the area of a semi-circle if you know the diameter?

A semicircle is 1/2 of a circle. Find the area with the diameter you are given as if you had a whole circle, then divide that answer by 2 to get the area of the semicircle.

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