What is the circumference of a circle with 56 cm?

1 Answer

Answer :

Circumference of a circle: 2*pi*radius or pi*diameter

Related questions

Description : The length of ——ab (the minor arc) is 40 cm. What is the circumference of circle c inside angle is 60 degrees?

Last Answer : s = 2 π r (θ/360°), C = πr^240cm = 2πr(1/6)(40*6)/2π = rr = 38.1972cmC = π*(38.1972)^2C = 4,583.66 cm

Description : If the circumference of a circle measures 1.5 pi cm what is the area of the circle in terms of pi?

Last Answer : circumference = 2πr→ r = circumference/2πarea = πr²= π(circumference/2π)²= circumference²/4π= (1.5π cm)²/4π= (3π/2 cm)²/4π= (9π²/4)/4π cm²= 9π/16 cm²= 0.5625π cm²

Description : What is the approximate circumference of a circle with 17.4 cm radius?

Last Answer : Circumference of circle: 2*pi*17.4 = 109 cm approximately

Description : The area of a circle is 154 sq cm. Its circumference is a) 44cm b) 88cm c) 154cm d) 176cm e) 164 cm

Last Answer : a) 44cm

Description : A wire can be bent to form a circle of radius 56 cm. if it is instead bent in the form of a square, then its area will be: a) 6400 sq.cm b) 2025 sq.cm c) 7744 sq.cm d) 6561 sq.cm e) none of these

Last Answer : Length of the wire = circumference of the circle 2 × (22/7) × 56 = 2 × 22 × 8 = 352 cm side of square = 352/4 = 88cm area of square = 88 × 88 = 7744 sq.cm Answer: c)

Description : How do you work out the centre of a circle when you only know 4 points on it's circumference?

Last Answer : You only need 3 points to find the center. Here is a hint. The perpendicular bisector of any chord of a circle goes through the center. If you need more help, I will provide it.

Description : Circumference of circle ? -Maths 9th

Last Answer : Circumference of circle is - 2πr

Description : find the circumference of a circle 5ft radius?

Last Answer : 20

Description : What is the area of a circle whose circumference is 8π?

Last Answer : Using 3.14 as Pi the area of circle is: 0

Last Answer : circle circumference = 2 pi r . Pi = 3.1416 .

Last Answer : of the circle Range To length Circumference Says.

Description : When the circle has a diameter of 12.5 cm. What will be its perimeter? Thank you

Last Answer : pi x average 3.14159 x 12.5 = 39.27

Description : What is the circumference of a circle with a diameter of 40 millimeters.?

Last Answer : 125.66 mm

Description : What is area of a circle if circumference equals pi divided by 2?

Last Answer : Area of a circle is: pi times radius squared

Description : What is the diameter of a circle with a circumference of 12.25?

Last Answer : Diameter of circle: 12.25/pi = 3.899 rounded to 3 decimalplaces

Description : What will happen if the diameter of the circle doubles how will the circumference change?

Last Answer : The circumference also doubles.

Description : What is the tangent line equation of the circle 2x2 plus 2y2 -8x -5y -1 equals 0 at the point 1 -1 on its circumference?

Last Answer : Circle equation: 2x^2 +2y^2 -8x -5y -1 = 0Divide all terms by 2: x^2 +y^2 -4x -2.5y -0.5 = 0Completing the squares: (x-2)^2 +(y-1.25)^2 = 6.0625Center of circle: (2, 1.25)Point of contact: (1 ... 9Tangent equation: y--1 = -4/9(x-1) => 9y = -4x -5Tangent line equation in its general form: 4x+9y+5 = 0

Description : If a circle has a circumference of 132 inch what is the diameter?

Last Answer : Diameter of circle: 132/pi = 42 inches rounded to the nearestwhole number

Description : How do you find the circumference of a circle knowing only the diameter?

Last Answer : Circumference of a circle: pi times diameter

Description : If the radius of the circle above is 30 mm. What is the circumference of the circle (Use 3.14.)?

Last Answer : 188.40 mm

Description : Can you draw a circle with circumference 33 cenemeteres?

Last Answer : Feel Free to Answer

Description : If r is the radius of a circle and d is its diameter is an equivalent formula for the circumference C 2r?

Last Answer : Circumference of a circle: 2*pi*radius or diameter*pi

Description : What is the radius of the circle if circumference is 132cm?

Last Answer : Radius of circle: 132/2pi = 21cm to the nearest integer

Description : What is the circumference of 23 inch circle?

Last Answer : Circumference of a circle: 2*pi*radius or diameter*pi

Description : What is a situation where you would need to know the circumference of a circle?

Last Answer : The circumference of a circle would be needed as for examplewhen constructing a circular swimming pool.

Description : What is the circumference of a 12.5 circle?

Last Answer : If 12.5 refers to the diameter, then the circumference is 39.3units, approx.

Description : If r is the radius of a circle and d is its diameter is an equivalent formula for the circumference C 2r?

Last Answer : Circumference of a circle: 2*pi*radius or diameter*pi

Description : What is the circumference of the circle if the diameter is 24cm?

Last Answer : Circumference of circle: 24*pi = 75.398 cm rounded to 3 decimalplaces

Description : What is the circumference of a circle with a radius of 67.5 meters?

Last Answer : The circumference of a circle it Pi times the diameter. Thediameter is 2 times the radius. So the diameter is 135 and Pi is3.1416. So the circumference is 424.115 metres.

Description : What is the straight line which touches the circumference in a circle?

Last Answer : It is the tangent of the circle

Description : How is the circumference of a circle related to the length of its diameter?

Last Answer : asd

Description : The ratio of the area to the xircumference of a circle is 5/4. What is the circumference of the circle?

Last Answer : 1.25

Description : The ratio of the area to the xircumference of a circle is 5/4. What is the circumference of the circle?

Last Answer : 1.25

Description : As 'Circle' is related to 'Circumference' in the same way 'Square' is related to what? (A) Diagonal(B) Perimeter(C) Circumference(D) Area(E) Angle

Last Answer : (B) Light

Description : Speed of an object travelling around a circle depends upon A. angular velocity B. radius C. circumference D. both A and B

Last Answer : both A and B

Description : The 'fix' of a plane table station with three known points, is bad if the plane table station lies  (A) In the great triangle  (B) Outside the great triangle  (C) On the circumference of the circumscribing circle  (D) None of these 

Last Answer : (C) On the circumference of the circumscribing circle 

Description : What is the radius of the circle/ I.Ratio of its area to circumference is >7. II.Diameter of the circle is ≤ 32. If the question can be answered with the help of statement I alone, If ... the statements. If the data in either statement I or statement II alone is sufficient to answer the question.

Last Answer : Let the radius of the circle be r units From statement 1: [πr^2]/ [ 2 πr ] > 7 or r > 14 From statement II: 2r≤32 R ≤ 16 Hence, r can be 15 or 16 units Hence, Answer : d

Description : Develop a program to find diameter, circumference and area of circle using function.

Last Answer : #include<stdio.h> #include<conio.h> void circle(float r) { float diameter,circumference,area; diameter=2*r; printf("\n Diameter=%f",diameter); circumference=2*3.14*r; printf ... :"); scanf("%f",&radius); circle(radius); getch(); }

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Last Answer : To calculate the flux density in the ring, you need to use the following formula: B = (μ * I * N) / (2 * π * r) where: B is the flux density in the ring (in teslas) μ is the relative permeability ... 2 * π * 0.127 m) = 0.53 T So the flux density in the ring would be approximately 0.53 teslas.

Description : If the diameter is 16 cm what is the circumference?

Last Answer : Circumference of circle: 16*pi = 50.265 cm to 3 decimalplaces

Description : A plant with 30 cm or more circumference from human chest height is identified as - (1) Herb (2) Shrub (3) Medicinal herbs (4) Tree

Last Answer : (3) Medicinal herbs Explanation: Medicinal herbs grown from 30 to 90 cm in height. They reach up to 30 cm in diameter. 957.

Description : An R.C.C. column of 30 cm diameter is reinforced with 6 bars 12 mm placed symmetrically along the circumference. If it carries a load of 40, 000 kg axially, the stress is (A) 49.9 kg/cm2 (B) 100 kg/cm2 (C) 250 kg/cm2 (D) 175 kg/cm

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Description : Four equal sized maximum circular plates are cut off from a square sheet of area 784 cm2. What is the circumference of each plate? a) 22 cm b) 44 cm c) 42 cm d) 40cm

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Description : A plant with 30 cm or more circumference from human chest height is identified as (1) Herb (2) Shrub (3) Medicinal herbs (4) Tree

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Description : An iron ring of mean circumference 80 cm is uniformly wound with 500 turns of wire and carries 0.8A. Find the magnetic field strength. 

Last Answer : Ans: Magnetic field strength H = NI /l = 500 x 0.8 / 80 x 10-2 = 500 AT/m

Description : A magnetic ring has a mean circumference of 20 cm and a cross-section of 20 cm2 and has 800 numbers of turns of wire. When the exciting current is 5 A, the flux is 2 mWb. The relative permeability of iron is nearly

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Description : What is the area of a circle is 12.56 square yards What is the diameter?

Last Answer : Using 3.14 as Pi the area of circle is: 123.83657600000001

Description : A spherical ball is divided into two equal halves. If the curved surface area of each half is 56.57 cm?, find the volume of the spherical ball.11531/cylinder-radius-halved-and-height-doubled-then-find-volume-with-respect-original-volume -Maths 9th

Last Answer : since curved surface of half of the spherical ball = 56.57 cm2 ∴ 2πr2 = 56.57 ⇒ r2 = 56.57 / 2 × 3.14 = 9 ⇒ r = 3 cm Now, volume of spherical ball = 4 / 3 πr3 = 4 / 3 × 3.14 × 3 × 3 × 3 = 113.04 cm3

Description : A spherical ball is divided into two equal halves. If the curved surface area of each half is 56.57 cm?, find the volume of the spherical ball.11531/cylinder-radius-halved-and-height-doubled-then-find-volume-with-respect-original-volume -Maths 9th

Last Answer : since curved surface of half of the spherical ball = 56.57 cm2 ∴ 2πr2 = 56.57 ⇒ r2 = 56.57 / 2 × 3.14 = 9 ⇒ r = 3 cm Now, volume of spherical ball = 4 / 3 πr3 = 4 / 3 × 3.14 × 3 × 3 × 3 = 113.04 cm3

Description : The sides of a triangle are 56 cm, 60 cm and 52 cm long. Then, the area of the triangle is -Maths 9th

Last Answer : The area of the triangle is