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A LITTLE SOMETHING WORTH KNOWING

A small discovery. Yours to pass on.

Math & LogicOne small ahaShape

This plane curve consists of all points at a fixed positive distance from one centre.

Think it. Then flip it. ahamoraTap to reveal Back to the cue
Math & LogicOne small aha
Your new ahaCircle

Circle: Curved shape where every edge point is equidistant from the center. Source: Circle ↗

ahamoraReference ↗

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More from Shapes & Space

A few more worth knowing.

  1. 03This shape, with four equal sides and right angles, counts as a special case of both rectangle and rhombus.RECALL
    Square

    A square, with four equal sides and right angles, counts as a special case of both rectangle and rhombus.

    Open this card ↗
  2. 04This general class of quadrilaterals has four right angles; a square is a special case.RECALL
    Rectangle

    A rectangle's four right angles come with opposite sides that are always equal in length.

    Open this card ↗
  3. 05This shape has five sides and five angles, and also names the US Department of Defense's headquarters building.RECALL
    Pentagon

    A pentagon has five sides and five angles, and also names the US Department of Defense's headquarters building.

    Open this card ↗