Circumference of a 4.5 inch circle
WebFeb 17, 2024 · The area of a circle is \(A=πr^2\), where r is the radius of the circle. We are not given the radius of the circle but we can use the given circumference of the circle to find it. The circumference of a circle is: \(C=2r\) Since the circumference of our circle is 50.24 inches, we have: \(50.24=2(3.14)r\) Solving for r, we get: \(50.24=23.14r\) WebWhat is the circumference of a circle with a diameter of 45 ft? How far around is a circle that is 45 feet across? ... feet and inches; 43.090: meters: centimeters (results may be …
Circumference of a 4.5 inch circle
Did you know?
WebJan 8, 2024 · Calculate the arc length according to the formula above: L = r * θ = 15 * π/4 = 11.78 cm. Calculate the area of a sector: A = r² * θ / 2 = 15² * π/4 / 2 = 88.36 cm². You can also use the arc length calculator to find …
WebOct 12, 2015 · Algebra Linear Equations Formulas for Problem Solving 1 Answer Waleed A. Oct 12, 2015 Diameter = 9 inches Radius = r = diameter /2 = 4.5 inches For Circumference: C = 2.π.r C = 2.3.142.4.5 C = 28.278 inches For Area: A = π.r2 A = 3.142.(4.5)2 A = 63.62 Sq.Inches Answer link http://cmra.rec.ri.cmu.edu/previews/rcx_products/robotics_educator_workbook/content/mech/pages/Diameter_Distance_TraveledTEACH.pdf
WebDec 14, 2024 · How to find the circumference of a circle. Determine the radius of a circle. Let's assume it's equal to 14 cm. Substitute this value to the formula for circumference: C = 2 * π * R = 2 * π * 14 = 87.9646 cm. You can also use it to find the area of a circle: A = … A circle is a simple, distinctive shape with many unusual properties: Has the … WebMar 27, 2024 · These would be the steps to follow: Use the appropriate equation, which, in this case, is the circumference to diameter formula: c = πd. Input the diameter in the …
WebDec 16, 2024 · 201.06 ft². To find the square footage of any circle: Multiply π (pi) by the diameter square: π (16 ft)² = 804.25 ft². Divide that result by four: 804.25 ft²/4 = 201.06 ft². That's the square footage of your circle. We use the same steps when calculating the SF of a circle formula SF = πd²/4. Luis Hoyos.
WebCircumference of a 4″ diameter circle (results may be rounded) Circumference of a Circle Formula The circumference of a circle is pi times its diameter. Circumference = π * Diameter Diameter of a Circle The diameter of a circle is the distance from one edge to the other, passing through the center. It is twice the radius. Diameter citizen kinetic men\u0027s watchesWebAug 23, 2024 · The circumference of a circle is B inches. The radius of the same circle is 4.5 inches. Which expression best represents the value of л? A b/4.5 B 4.5/a C b/9 D 9/b Advertisement ij775d5hxy Answer: C. b/9 Explanation: Advertisement Advertisement citizen kinetic watches for womenWebJan 2, 2024 · The circumference of a circle is its perimeter or distance around it. It is denoted by C in math formulas and has units of distance, such as millimeters (mm), centimeters (cm), meters (m), or inches (in). It is related to the radius, diameter, and pi using the following equations: C = πd. C = 2πr. Where d is the diameter of the circle, r is ... dichotomy photographyWebDec 12, 2024 · The formula: 3.14 (π) x diameter = circumference Example: You want a finished 12″ diameter base (a 12″ diameter circle) in a duffle bag. 3.14 x 12 inches = 37.68 inches (This works with the metric system as well: 3.14 x 30 cm = 94.2 cm) citizen king better days albumWebArea = π·r 2 = 3.14·2.25 2 = 15.9 square inches (*) Area of a circle in terms of diameter: Area = π·(d 2) 2 = 3.14·(4.5 2) 2 = 3.14·(2.25) 2 = 15.9 square inches (*) Area of a circle … dichotomy tests circle meaningsWebCircumference of a cicle in terms of radius:. Circumference = 2·π·r = 2·3.14·4.5 = 28.28 (*) In terms of diameter:. Circumference = π·d = 3.14·9 = 28.26 (*) In terms of area:. Circumference C = √ 4·π·A = √ 4·π·63.62 = 28.28 (*) (*) 28.27 inches exactly or limited to de precision of this calculator (13 decimal places). Note: for simplicity, the operations … dichotomy templateWebMar 31, 2024 · So, the diameter is 2 r = 2 × 0.716 = 1.4324 . Therefore, the diameter of a circle with a circumference of 4.5 inches is 1.43 inches. Note: We have been asked to find the diameter. We can also express … citizen king of france 1830