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In mathematics (and more specifically geometry), a semicircle is a one-dimensional locus of points that forms half of a circle. It is a circular arc that measures 180° (equivalently, π radians, or a half-turn). It only has one line of symmetry (reflection symmetry).
3 sie 2023 · Definition. ‘Semi’ means half, thus semicircle is a half-circle. It is formed when a line passing through the center of the circle touches the two ends forming an intercepted arc. Thus a semicircle consists of the diameter of the circle and its connecting arc.
In geometry, a semicircle is defined as a half circle formed by cutting the circle into two halves. It is formed when a line passes through the center and touches the two ends of the circle. This line is called the diameter of the circle.
A semicircle is half of a circle with one curved edge and one straight edge. Learn how to calculate the area, circumference, perimeter and angle of a semicircle with formulas and examples.
A semicircle is a half circle, formed by cutting a whole circle along a diameter line, as shown above. Any diameter of a circle cuts it into two equal semicircles. * An alternative definition is that it is an open arc.
In geometry, a semicircle is a plane figure that is formed by dividing a circle into exactly two parts. So, we can write the formulas of area and perimeter for a semicircle using the area and perimeter of a circle.
A semicircle is essentially half of a circle. Drawing a diameter across a circle effectively divides it into two equal halves, each being a semicircle. The circumference of a semicircle is simply half that of the full circle. Sc = π⋅r S c = π ⋅ r.