Using 3.14 as Pi the area of circle is: 2461.76
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Radius = 10.997211381 units of measurement
Circumference of a circle: 2*pi*radius or diameter*pi Area of a circle: pi*radius squared
If i do understand what u are saying then the equation is area=pi(radius^2) In this case it is 28=3.14(r^2) the radius is equal to 3 so the diameter is about 6. If i do understand what u are saying then the equation is area=pi(radius^2) In this case it is 28=3.14(r^2) the radius is equal to 3 (approx.) so the diameter is about 6.
28"
The radius of a circle is half the length of its diameter. Therefore, to find the radius of a circle with a diameter of 28 cm, you would divide the diameter by 2. So, the radius of the circle would be 28 cm divided by 2, which equals 14 cm.
The radius is squared and timed by pi (3.14) 28cm x 28cm x 3.14 = 2461.76cm2
Radius = 10.997211381 units of measurement
Using 3.14 as Pi the area of circle is: 2461.76
Circumference of a circle: 2*pi*radius or diameter*pi Area of a circle: pi*radius squared
approx 2463m squared
Area = pi*r2 where r is the radius. So Area = 28 sq inches gives radius = 2.985 inches and then, diameter = 2*radius = 5.971 inches.
area_of_circle = {pi} x radius2 diameter = 2 x radius So work out the radius from the area and double it: 28 sq in = {pi} x radius2 => radius = sqrt(28 / {pi}) in ~= 3 in => diameter = 2 x radius ~= 6 in
If i do understand what u are saying then the equation is area=pi(radius^2) In this case it is 28=3.14(r^2) the radius is equal to 3 so the diameter is about 6. If i do understand what u are saying then the equation is area=pi(radius^2) In this case it is 28=3.14(r^2) the radius is equal to 3 (approx.) so the diameter is about 6.
The diameter of a 28-square inch circle is: 5.971 inches.
Diameter = 28 m => radius = 28/2 m = 14 metres. Then, area = pi*r2 = 615.75 sq metres.
Area of a circle is defined by the equation: A = pi * r2. pi = 3.14159 & r = 28. Substitute into the equation: A = 3.14159 * 282. Area = 2463 cm2.
28"