- HomeList of all formulas of the site
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Geometry
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Area of plane shapes
- Area of a triangle
- Area of a right triangle
- Heron's formula for area
- Area of an isosceles triangle
- Area of an equilateral triangle
- Area of a triangle - "side angle side" (SAS) method
- Area of a triangle - "side and two angles" (AAS or ASA) method
- Area of a square
- Area of a rectangle
- Area of a parallelogram
- Area of a rhombus
- Area of a trapezoid
- Area of an isosceles trapezoid
- Area of a regular polygon
- Area of a circle
- Area of a sector of a circle
- Area of a circular segment
- Area of an annulus
- Area of a sector of an annulus
- Area of an ellipse
- All formulas for area of plane figures
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Surface Area
- Surface area of a cube
- Surface area of a rectangular prism
- Surface area of a sphere
- Surface area of a spherical segment
- Surface area of a spherical zone
- Surface area of a spherical sector
- Surface area of a cylinder
- Surface area of a cone
- Surface area of a truncated cone
- Surface area of a regular pyramid
- Surface area of a regular truncated pyramid
- All formulas for surface area of shapes
- Perimeter of figures
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Volume of geometric shapes
- Volume of a cube
- Volume of a rectangular prism
- Volume of a sphere
- Volume of a spherical segment
- Volume of a spherical zone
- Volume of a spherical sector
- Volume of a cylinder
- Volume of a cone
- Volume of a truncated cone
- Volume of a pyramid
- Volume of a truncated pyramid
- Volume of a regular pyramid
- Volume of a regular triangular pyramid
- Volume of a regular quadrangular pyramid
- Volume of a regular tetrahedron
- All formulas for volume of geometric solids
- Radius of a circumscribed circle
- Radius of a circle inscribed
- Geometry theorems
- Trigonometric identities
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Triangles
- Side of a triangle
- Height of a triangle
- Bisector of a triangle
- Median of a triangle
- Sides of an isosceles triangle
- Height, Bisector and Median of an isosceles triangle
- Sides of a right triangle
- Height of a right triangle
- Bisector of a right triangle
- Median of a right triangle
- Height, Bisector and Median of an equilateral triangle
- All geometry formulas for any triangles
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Parallelogram
- Sides of a parallelogram
- Diagonals of a parallelogram
- Angles of a parallelogram
- Angles between diagonals of a parallelogram
- Height of a parallelogram and the angle of intersection of heights
- The sum of the squared diagonals of a parallelogram
- The length and the properties of a bisector of a parallelogram
- All formulas for parallelogram
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Trapezoid
- Side of a trapezoid
- Diagonal of a trapezoid
- Midline of a trapezoid
- Height of a trapezoid
- Sides of an isosceles trapezoid
- Diagonals of an isosceles trapezoid
- Midline of an isosceles trapezoid
- Height of an isosceles trapezoid
- Sides (bases) of a right trapezoid
- Lateral sides and height of a right trapezoid
- Diagonal of a right trapezoid
- Midline of a right trapezoid
- All basic formulas for trapezoid
- Rhombus
- Circle
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Area of plane shapes
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Sum of trigonometric functions (sine, cosine, tangent)
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