If I have a circle of radius 1 then what would the radius of a second circle need to be for it to have twice the area of the first?
sqrt(2)
@Tijmen started
London Fixed Gear and Single-Speed is a community of predominantly fixed gear and single-speed cyclists in and around London, UK.
This site is supported almost exclusively by donations. Please consider donating a small amount regularly.
If I have a circle of radius 1 then what would the radius of a second circle need to be for it to have twice the area of the first?