WebSep 3, 2011 · The ratio of a circle's circumference to its diameter is a constant but irrational (meaning its precise value cannot be fully written out using traditional numbers) number called Pi (π). Pi ~= 3.1415927 Circumference = Pi (3.1415927...) * Diameter (120 inches) ~= 376.991118 inches ~= 377 inches Webinches 8. Circle 1 has a circumference of 100π centimeters and Circle 2 has a circumference of 150π ... 100 (c) 105 (d) 110 (e) 120 27. The diameter of circle A is twice the length of the diameter of circle B. How are the circumferences of the two circles related? ... The circumference of circle A is 2π units more than the circumference of ...
Circumference Calculator
WebThe circumference is similar to the perimeter in that it is the total length needed to draw the circle. We note the circumference as c. c = 2πr. or. c = πd. ... If rounding to the nearest tenth the area is 78.5 square inches. If you know the diameter, simply divide by 2 to get the radius and use the same formula as above. WebJan 6, 2010 · What is the circumference of a circle if it's area 120 inches? First we have to find the radius: pi*radius2 = 120 sq ins Divide both sides by pi and then square root … darth vader helmet auction
3 equidistant points on a circle- Math Central
WebJul 2, 2010 · What is the circumference of a circle with a 120 inch diameter? The ratio of a circle's circumference to its diameter is a constant but irrational (meaning its precise value cannot be fully written out using traditional numbers) number called Pi (π). Pi ~= 3.1415927 Circumference = Pi (3.1415927...) * Diameter (120 inches) ~= 376.991118 ... WebThe circumference of a circle can be known as the distance around the circle, or the length of a path along the circle. ... So a 9-inch pizza has a 9-inch diameter. Question 1: A circle has a diameter of 10cm, what is its circumference? Answer 1: Though we know that C = πd. As the diameter is 10cm, we have that C = π x 10cm = 31.42cm. Question 2: WebThe area of a circle is the space contained within its circumference (outer perimeter). To find out the area of a circle, we need to know its diameter which is the length of its widest part. The diameter should be measured … bistec chicago