Parts of the circle
Circumference- The distance around the cicle; a special name foe the perimeter of the circle.
Arc- A part of the circumference.
Radius- The distance form the side to side passing through the centre- the gate width of the circle.
Diameter- The distance form side to side passing through the centre- the grates width of the circle.
Chord- a line which cuts the circle into two parts.
Tangent- A line that touches the circle at a single point on the circumference.
Segment- An area of the circle enclosed by the chord and an arc.
Sector- An area of the circle enclosed by two radii and an arc.
Semicircle- half a circle; The area enclosed by the diameter and an arc.
Arc- A part of the circumference.
Radius- The distance form the side to side passing through the centre- the gate width of the circle.
Diameter- The distance form side to side passing through the centre- the grates width of the circle.
Chord- a line which cuts the circle into two parts.
Tangent- A line that touches the circle at a single point on the circumference.
Segment- An area of the circle enclosed by the chord and an arc.
Sector- An area of the circle enclosed by two radii and an arc.
Semicircle- half a circle; The area enclosed by the diameter and an arc.