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Spherical Triangle Calculator

A spherical triangle is a geometric figure on the surface of a sphere consisting of three points and three arcs of large circles connecting these…

An oval is a closed curve in a plane that “faintly” resembles the contour of an egg. Usually an oval is considered as a round,…

An astroid is a flat curve described by a point of a circle of radius rolling along the inner side of a circle of radius.…

A cycloid is a line described by a circle point when the latter rolls without sliding along a straight line (guide) (for example, along the…

The Reulot triangle is the area of intersection of three equal circles with centers at the vertices of a regular triangle and radii equal to…

An ellipse is a closed curve on a plane, which can be obtained as the intersection of a plane and a circular cylinder or as…

Calculation of the quarter circle. A quarter of a circle inscribed in a square. The missing part of the square outside the quarter circle is…

Calculation on a circular segment. A circular segment is formed by a circle and one of its chords. Enter the values of the radius of…

Calculations in the circular sector. A circular sector is formed by a circle and an angle originating from the center. Enter the radius and angle.…

Calculate the circle. A circle is a collection of all points on a plane with the same distance (radius) up to a certain point, which…