113. 4 (rounded) Log in for more information. 14; r = 12; circumference = 2*pi*r; C = 2 * 3. Circle Circumference by Diameter. User: If the area of a circle is 58 square feet, find the circumference. 44 in. The value of is approximately 3. 1) (7. A. Circumference = 2·π·r = 2·3. Circumference = πd. 38 cm C. The circumference of a circle that has an area of 452. 24 meters B. Weegy: the circumference of a circle that has a diameter of 11 millimeters is pi*diameter= 3. 98 m is the circumference of a circle with a radius of 7m. The value of circumference gets stored in the cf named variable. What is its perimeter? How to find the circumference of any a circle given its diameter. Furthermore, the circumference is the distance around the circle. 28. J! Need help with finding the circumference of a circle? You're in the right place! CORRECTION = #2 equ. 141. Solution: Circumference = 2*pi*r , 48 = 2 *3. Weegy. 12 meters C. B. 38 cm D. 29 , Circumference =2 *pi *r = 2 *3. Diameter cm in ft; 45. Weegy: The perimeter of a rectangle with length 12 m and width 5 m is 34 m. The radius of a circle from diameter: if you know the. If you don’t know the radius, however, you can still calculate the area if you are given the length of the circle’s circumference or perimeter. A. cm B. You can find a circle’s circumference using its radius and the constant π using the formula: C = 2πr. The circumference of a circle is π π times its diameter or 2π 2 π times its radius, where π π is approximately 3. 56 in. Answer. The circumference of a circle that has an area of 452. 14*r^2 , area = 300 , r^2 = 300/3. 98 m is the circumference of a circle with a radius of 7m. 14 as an approximation for π. Find the circumference of a circle if the area is 300 square centimeters. 96 cm D. 98 cm C. Diameter. 8. 38 cm. 74 cm Weegy: The circumference of a circle if the area is 300 square centimeters. π is the mathematical constant with an approximate (up to two decimal points) value of 3. 7 (*) (*) 37. 14) (12) Circumference = 75. meters. in. Find the circumference of a circle if the area is 300 square centimeters 61. The diameter of a circle is a line that passes through the center and meets the circumference at opposite ends. Diameter. 75. Plug in 3 for the diameter: pi (3) = 3pi. This answer has been confirmed. 14) =4. 4. 24 units. The circumference of a circle with a diameter of 30 centimeters is: 94. 1416 * 12. 3984 meter. 25 ft. round your answer to the nearest inch. 74 cm B. 8 inches B. 14*9. results may be rounded. The circumference of a circle if the area is 300 square centimeters. The circumference of a circle is pi times its diameter. 22. Find the circumference of a circle if the area is 300 square centimeters. Circumference calculator helps to find the circumference of a circle by using diameter & radius. Area = pie *r^2 = 452. 96 inches is the circumference of a circle with diameter of 28 inches. Diameter. 14*r^2 = 452. 28 in. c = 87. This online calculator will calculate the 3 unknown values of a sphere given any 1 known variable including radius r, surface area A, volume V and circumference C. D. 29 , Circumference =2 *pi *r = 2 *3. B. What is the circumference of the circle? The circumference is equal to 2 times 5 times the radius. 25: 7. heart. Circumference of a 12′ diameter circle. Solution: radius = d/2 = 28/2 = 14 Circumference = 2*(3. Weegy: 80 = 3y + 2y + 4 + 1; User: Simplify and solve this equation for q: 3q + 5 + 2q – 5 = 65. Circle 2: Circle 1: Let's look at the ratio of the circumference to diameter of each circle: Find the circumference of a circle if the area is 300 square centimeters. 9. The diameter of a circle is the distance from one edge to the other, passing through the center. 38 m (answer). Using the formula C = 2pir, find the circumference of a circle with diameter of 28 inches. Area = pi*r^2 = 3. 99ft. ) A. We have three approximation formulas to calculate the circumference of the ellipse. 14 *4. 14159. Question. 84. 70. And now we have found the circumference of the circle. 14 *r^2 , r^2 =58/3. 25 (after rounding off to two decimal places) Hence, the circumference of the circle is 94. 14*7=6. 74 cm C. The diameter of a circle is the distance from one edge to the other, passing through the center. Let's say that the circumference of a given circle is 20 inches. what's the circumference of a circle with a diameter of 45 centimeters . A. 7 yards. where the arc length is. Get answers from Weegy and a team of really smart live experts. It is twice the radius. 9 = 43. to find the circumference of any circle, multiply the diameter of the circle by 3. Add this value into the formula C = 2 x π x R C = 2 x π x 20 = 125. in. Log in for more information. verified. Round your answer to the nearest inch. The circumference of a circle that has an area of 452. New answers. Circle Circumference by Diameter. A. The equation for the circumference of a circle is Pi x D (Pi multiplied by the diameter). Find the best circumstance of a circle that has an area of 452. 85 m. The radius is cm. 14159. 16 square meters. 16 square meters. User: Which type. Area = pi*r^2 = 3. ) A. 85 (*) (*) 18. Pi π π is approximately equal to 3. 16 r^2 = 452. C. 85 / 3. Therefore, the area and the circumference of the circle are 154 cm 2 and 44 cm, when the radius is 7 cm. 97 (*) (*) 43. 1 centimeters. 14 , r^2 =20. 77 cm B. , it A History of Greek Mathematics, 2 vol. 84. This answer has been confirmed as correct and helpful. 16. 14159 x 8 = 50. 14·14 = 43. B. // Display output. The circle that is centred at the origin with radius 1 is called the unit circle. 56. Find the circumference of a circle that has an area of 452. C = 2·π·r. D. 14 User: The basketball court in the park is a rectangle. Expert answered|MichellDonovan|Points 8680|. Weegy: Jim bought a new pair of glasses. A = 22 × 7. If the circumference of the rim of the wheel is 27 inches, Circumference =2*pi*r , 27=2 *3. r = 6Weegy: 94. 265 cm. What is the circumference of a circle with a diameter of 30 ft? How far around is a circle that is 30 feet across? Diameter. π⋅(diameter) π ⋅ ( d i a m e t e r) Since the diameter d d is equal to 2 2 times the radius r r, the formula for circumference using radius is 2πr 2 π r. 56 in. r = 8. 10/26/2023 12:11:02 AM| 4 Answers. 3984 meters D. 16 r^2 = 452. Question. Substituting it in the formula, we get. A. r=16The circumference of a circle is pi times its diameter. The circumference of a circle with a diameter of 30 centimeters is: 94. Find the circumference of a circle if the area is 300 square centimeters. Find the circumference of a circle if the area is 300 square centimeters. 1. The circumference of a circle if the area is 300 square centimeters is 61. or 27 ft. Updated 5/19/2022 8:45:19 AM. 14 *r^2 , r^2 =58/3. 1. 3984 meters. C = 2πr Fill in the given values and solve. Find the circumference of a circle if the area is 300 square centimeters. B. 88 in. 30 inches. 5 centimeters. Diameter of 28 inches = radius 28/2 = 14 inches. The diameter of a circle is the distance from one edge to the other, passing through the center. 22. Circumference = 2 (3. If the diameter is given instead, first divide it by two, then repeat the above process. 14 = 141. 14 ) by the diameter of the circle. If the area of a circle is 58 square feet, find the circumference. 16 square meters. 43. You can also use the formula for the circumference of a circle using the radius which is C equals 2 pi R where R is the radius. 61. The first angle measures 40°. Welcome to How to Calculate Circumference with Mr. 14159. Therefore, the circumference of the circle = 3. 38 cm B. 3984 meters D. Jonathan and his sister Jennifer have a combined age of 48. 1416. 16 square meters. C. 1415 * 7m = 43. Rating. Circumference = π·d = 3. Not Answered. 2 (*) In terms of area:. 56 mi or 2. Question. 3984 D. Dermal tissue C. 4 centimeters. 16; r^2 = 452. 4. 5414 , r = 9. The circumference of the circle is 16 π units or. Units. 77 = 61. r=(28. Log in for more information. If the area of a circle is 58 square feet, find the circumference. We know that the circumference of the circle is the total length or perimeter of the circle. 14·7 = 43. The circumference of a circle with a diameter of 45 centimeters is: "141. Find the circle’s area with the correct formula A = π x R^2 = π x 20^2 = 1256. 1 Answer/Comment. ) The circumference of a circle that has an area of 452. 14 ⋅ 64. To find the area of a circle, use the formula A = π ⋅ r2, where r is the radius, which half of the diameter. (Use 3. 45 m C. What is the circumference of a circle with a diameter of 12 ft? How far around is a circle that is 12 feet across? Diameter. 14 = 6. Using the formula C = 2pir, find the circumference of a circle with diameter of 28 inches. r = 4 r = 8 r = 12 r = 16. AboutTranscript. Diameter. Diameter. 1416) r = 12 (rounded) Diameter (d) = 12 * 2. The circumference is the perimeter of a circle or an ellipse. 28 inches. 14*9. round your to the nearest inch. the equation to find circumference is c=2PIEr (sorry didn't have the pie symbol). In that case, these would be the steps to follow: Use the formulas to calculate the circumference and area: c = 2πr and A = πr². Rating. Weegy: A circuit contains three 1,200 ohm resistors connected in parallel. Learn how to use this formula to find the area of a circle when given the diameter. 14 for π and multiply. The length of each spoke is 7. The circumference of a circle with a diameter of 12 ft is: 37. 16 /3. 6. Cheruiyot. Popular Conversations. 14*300) = 61. 16 square meters. 77 = 61. 14 in b. Therefore, the area for this example is 615. See the example below to calculate the circumference of a circle with a radius of 5. 44 in. My Website: Donations: Using the formula C = 2 r, find the circumference of a circle with diameter of 28 inches. To begin with, remember that pi is an irrational number written with the symbol π. This video explains how to calculate the circumference of a circle. Arc: part of the circumference of a circle Major arc: an arc that is greater than half the circumference; Minor arc: an arc that is less than half the circumference; Chord: a line segment from one point of a circle to another point. Answer. Substitute the value of the radius r = 12 r = 12 into the formula for the area of a circle. C. 3984 meters D. 77cm Circumference = 2*pi*r; C = 2*3. The circumference of a circle with diameter of 45 is equal to 141. C = d C = x 30 cm C= 3. 1416 * 12 = 75. 14 *4. Circumference of a 12′ diameter circle. Weegy: The radius of a circle with an area of 32. C. Area of a circle with radius r is given by the formula A = πr 2. Jonathan and his sister Jennifer have a combined age of 48. Here_To_Help_You. 84. 7 ft. 64 inches. Weegy: An ecologist is a scientist who studies how animals and plants interact with their environment. 47 , r = 4. 61. d = 18. Myths reflect cultural values and beliefs. ft. Solution: Area = pie *r^2 = 452. Working backwards with the first equation yields the unknown radius, get the radius on one side of the equation. Find the circumference of a circle if the area is 300 square centimeters. 14 *r, r = 48 /(2*3. The area of a circle is pi times the radius squared (A = π r²). circumference (c) = pi * diameter (d) c = pi * d c = 3. Added 7/1/2014 8:21:06 PM Using the formula C = 2pr, find the circumference of a circle with diameter of 28 inches. 14 in. star. 38 cm B. 6992 meters C. d = 6 (rounded) Log in for more information. 25 ft. Find the circumference of a circle if the area is 300 square centimeters. =75. Cecille. = 44 inches. The circumference is the distance around a circle. 75. C= 2 sqrt (pi*A) = 2 * sqrt (3. 04 feet 18. B. 14*9. So the formula for a circle is Pie * r^2. Find the circumference of a circle if the area is 300 square centimeters. 56. 88 And the answer to the circumference of a circle with a diameter of 42 is approximately: ≈ 131. 75. 14 ; r = 12 ; circumference = 2*pi*r ; C = 2 * 3. 1 square feet is 3. 61. 14 for pi. We can set up an equation to solve for r: 2πr = 45π. 29 Circumference = 2 * pi * r Circumference = 2 * 3. 30 mm. 28318. Circumference of a 25′ diameter circle. 99ft Log in for more information. Find the circumference of a circle that has an area of 452. The circumference of a circle with a diameter of 30 centimeters is: "94. and the perimeter is 56 in. A = π ⋅ 64. Diameter. 25. 3984 meters. C = 16 π. Identify the circle’s radius, which for this equation will be 20 inches. If you know the diameter or radius of a circle, you can work out the circumference. Therefore, the circumference of the circle is 87. 14. 7 (rounded) Log in for more information. If the area of a circle is 58 square feet, the circumference is 26. 9) = 61. Circle Calculations: Using the formulas above and additional formulas you can calculate properties of a given circle for any given variable. The equation solved for r is r = r equals StartFraction C Over 2 pi EndFraction. 56. The area of the circle is 16(pi) square inches and the circumference is 8(pi) inches. 16 square meters is 75. Weegy: A package of ground beef costs $6. 24 meters Find the circumference of a circle if the area is 300 square centimeters. The circumference is a distance measurement that shows the length of the line that creates the outside of the circle. Added 8/23/2022 8:10:18 AM. 5414. If a circle has a diameter of 4, its. Pi is a special mathematical constant with a value approximated to 3. 16 m^2The circumference of a circle that has an area of 452. Area = pi *r^2 , 58 = 3. A circle is a round plane figure with a boundary (called the circumference) that is equidistant from its center. 1416 as the value of Ï . 14 for π and multiply. New answers. Now, the diameter of the observable universe is about 1 trillion trillion kilometers, so it’s. 7 ft". 14, thus, the math to calculate the circumference of a circle with a radius of 7 is: 2 x 7 x 3. Since the diameter d d is equal to 2 2 times the radius r r, the formula for circumference using radius is 2πr 2 π r. The area should. The circumference of a circle with a diameter of 45 centimeters is 141. ). 3984 meters. 84. 42. 3984 meter. (Use 3. 265 cm. 41 in. 14*9. The circle is one of the first shapes we learn and one we see every day all around us. round your to the nearest inch. And the answer to the circumference of a circle with a diameter of 30 is approximately: ≈ 94. Or we can plug in 3. 14 = 94.