Math

posted by .

What is the formula to figure the radius of the following: 50 feet of wire how do you figure the circumference and the radius

• Math -

The radius is half the diameter and the circumference is equal to pi*diameter or 2*pi*r. Hope this helps!

Similar Questions

What is the area of the circle if the radius is 2 cm?
2. Math

The formula to find the circumference of a circle that has a radius of 6 feet?
3. Circumference

Find the circumference and area of cirlce with a radius of 3 feet. Let n stand for pi Circumference=2n x (3)=6 or 18.84 or 18 6/7 I understand how to calulate the circumference. The answer that the book gives of 18 6/7. I am not clear …
4. math

a figure skater must trace a figure eight on the ice that consists of two perfect circles, each with radius 11 feet. How far does the skater go one time around the figure eight?
5. Math

A gardener is installing a circular garden. The radius of the circle 28 feet. He needs to know the circumference in order to buy materials for the edging. What is the circumference if he uses = . The circumference is __ feet
6. Geometry

A circle with a radius of 1/2 ft is dilated by a scale factor of 8. Which statements about the new circle are true?
7. math (cant figure it out)

How to find the surface area of a cylinder with a diameter of 6ft and a height of 20cm using 3.14 rounded to the nearest whole number. (I cant figure it out my book doesn't give an example of it just a radius formula and ive tried …
8. Math

1. Determine whether the two figures are similar. If so, give the similarity ratio of the smaller figure to the larger figure. The figures are not drawn to scale. Figure One: (CYLINDER) Height is 9.9 and radius is 1.3 Figure Two: (CYLINDER) …
9. Physics

Figure shows a circular wire loop of radius r carrying current i placed in a perpendicular magnetic field B. Suppose that the radius of cross section of the wire is a. Find the decrease in radius of loop when magnetic field is switched …
10. Math

The formula C = 2 x Pi x r is used to calculate the circumference of a circle when given the radius. What is the formula for calculating the radius when given the circumference?

More Similar Questions