Calculate two-dimensional and three-dimensional figures:
Triangle, square, rectangle, parallelogram, rhombus, trapezoid, polygon, circle, oval.
Sphere, cone, pyramid, cube, cuboid, cylinder, truncated cone, prism, truncated pyramid, octahedron

triangle
- Parts
- Corners
- Space
- Perimeter

square
- Parts
- Diagonal
- Space
- Perimeter

rectangle
- Diagonal
- Space
- Perimeter

parallelogram
- diagonals
- Space
- Perimeter

rhombus
- diagonals
- Space
- Perimeter

trapeze
- Space
- Perimeter

quadrilateral
- Space
- Perimeter

polygon
- Corners
- Space

circle
- Space
- The length of the arc
- Sector size
- The length of the arc segment
- The segment area

ring
- Space
- Sector size

ellipse
- Space
- Perimeter

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ball
- Space
- Volume

cube
- Space
- Volume

parallelepiped
- Space
- Volume

cylinder
- Space
- Volume
- The side surface area

cone
- Space
- Volume
- The side surface area

frustum
- Space
- Volume
- The side surface area

prism
- Space
- Volume

pyramid
- Space
- Volume
- The side surface area

truncated pyramid
- Volume

octahedron
- Space
- Volume