A circle has a radius of zero and what is its circumference?

Q: What is the circumference of the circle 4x2 + 4y² = 1?

A: Given: 4x2+4y2=1

Q: What is a isosceles triangle

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Q: The endpoints of a diameter of a circle are shown (-5,4) and (4,-1). What is the center and the…

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Q: The Paris Ferris Wheel has a radius of 110 feet and is boarded from the bottom from a platform that…

A: Please see the answer below.

Q: If the height of an equilateral triangle is 7/3, then the length of its side is

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Q: What portion of a circle does a sector make up?

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Q: find the area of this circle

A: The formula to find the area of the circle helps to find the required area. The formula to find the…

Q: Define the radius?

A: Radius  is the distance between center of a circle and any point on it's circumference. Radius is a…

Q: what does the entire circle equal and what does y equal

A: Solution: The objective is to find the value of y

Q: Draw a right triangle with legs of 3.5 m and 2.5 m, and hypotenuse of 4.3 m. find the perimeter and…

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Q: what is the cirfumference of a circle with a radius of 5?

A: Circumfrence of circle is given by 2* pi * r where r is the radius of circle

Q: A high school wants to build a football field surrounded by an elliptical track. A regulation…

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Q: circular table is placed in the corner of the room so that it touches both walls. A mark is made on…

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Q: If the circumference of the circle is 473T ft, how long is the radius of the circle?

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Q: Confirm that the circumference of a circle of radius a is 2pa.

A: Given: Consider a radius of a circle is a. r=a

Q: 0. If the circumference of a circle is 67, what is its radius?

A: Length of a curve is the total distance travelled as we move along the length of the curve. Length…

Q: find the area of the formula of two concentric circle whose radii are 5 inches and 3 inches

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Q: A rectangle us reflected across a vertical line. What is the resulting shape?

A: A rectangle is reflected across a vertical line:

Q: what's the radius of this circle ?

A: The area of a circle is given by πr2 where r is radius of circle. The area equals 9π ft2.

Q: If the diameter is 10, what is the radius?

A: Given diameter = 10radius =?