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Calkulon

Ebene Geometrie Rechner

Area, perimeter, and properties for all 2D shapes — circles, polygons, and composite figures. Enter your dimensions — see every measurement with formula. Free.

24 Rechner

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Kreis-Rechner

Area, circumference, diameter and radius. Formel, variable legend, diagram and worked example included. Instant geometry result.

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Rectangle Rechner

Area, perimeter and diagonal of rectangles. Formel, variable legend, diagram and worked example included. Instant geometry result.

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Quadrat Rechner

Area, perimeter and diagonal of squares. Formel, variable legend, diagram and worked example included. Instant geometry result.

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Right Triangle Rechner

Lösen Sie right triangles with Pythagorean theorem. Formel, variable legend, diagram and worked example included. Instant geometry result.

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Satz des Pythagoras

Apply the Pythagorean theorem to find any side of a right triangle. Enter two sides — get the missing side with proof shown. Free.

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Parallelogram Rechner

Berechnen Sie area and perimeter of any parallelogram. Enter base, height, and side length — see area = base × height and full perimeter. Free.

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Rhombus Rechner

Berechnen Sie area and perimeter of any rhombus. Enter diagonal lengths or side and angle — see area = d₁×d₂/2 and all measurements. Free.

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Regular Polygon Rechner

Properties of regular polygons. Formel, variable legend, diagram and worked example included. Instant geometry result.

FormelSchritte
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Annulus Rechner

Berechnen Sie the area of an annulus (ring shape). Enter outer and inner radii — see area = π(R²−r²) with each measurement explained. Free.

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Steigungskalkulator

Finden Sie slope between two points. See formula, Schritt für Schritt solution and all rearrangements. Instant math solver.

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Midpoint Rechner

Finden Sie midpoint between two points. See formula, Schritt für Schritt solution and all rearrangements. Instant math solver.

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Distance Rechner 2D

Finden Sie the distance between two points in 2D space. Enter coordinates (x₁,y₁) and (x₂,y₂) — see distance, midpoint, and slope. Free.

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Sinussatz

Lösen Sie any triangle using the law of sines. Enter known sides and angles — see all missing measurements with Schritt für Schritt solution. Free.

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Kosinussatz

Lösen Sie any triangle using the law of cosines. Enter known sides and angles — see the missing measurement with formula applied clearly. Free.

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Ellipse Area Rechner

Berechnen Sie ellipse area, circumference, and eccentricity. Enter semi-major and semi-minor axes — see all properties with formulas. Free.

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Ellipse Perimeter Rechner

Berechnen Sie the perimeter of any ellipse. Enter semi-major and semi-minor axes — see circumference using Ramanujan\

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Trapezoid Perimeter Rechner

Berechnen Sie the perimeter of any polygon or curved shape. Enter dimensions — see total boundary length with formula. Free.

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Regular Polygon Area Rechner

Berechnen Sie regular polygon properties: area, perimeter, interior angles, and apothem. Enter side count and length — see all values. Free.

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Annulus Area Rechner

Berechnen Sie the area of an annulus (ring shape). Enter outer and inner radii — see area, circumferences, and width of the ring. Free.

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Spherical Cap Volume Rechner

Berechnen Sie the volume and surface area of a spherical cap. Enter sphere radius and cap height — see volume and curved surface area. Free.

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Cone Lateral Surface Area Rechner

Berechnen Sie cone volume and surface area. Enter radius and height — see slant height, lateral area, and total surface area. Free.

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Tetrahedron Volume Rechner

Berechnen Sie the volume and surface area of a regular tetrahedron. Enter edge length — see volume (a³/6√2) and surface area. Free.

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Rhombus Diagonal Rechner

Berechnen Sie the diagonals, area, and perimeter of a rhombus. Enter side length and one diagonal — see the other diagonal and all properties. Free.

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Oblique Triangle Löser

Lösen Sie oblique (non-right) triangles using the Law of Sines and Cosines. Enter known sides and angles — see all missing values. Free.

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Einstellungen