# Math Solver v2.21

Free

### Math Solver / Description

All in one. Step by step solution.
This app includes a lot of mathematics topics such as geometry equations and inequalities quadratic function linear function linear system circle equation math sequences algebra vectors.
It also contains units calculator.

GEOMETRY
- Triangles: equilateral triangle right triangle isosceles triangle 30-60-90
- Quadrilaterals: square rectangle rhombus parallelogram trapezoid right trapezoid isosceles trapezoid kite
- Polygons: regular pentagon regular hexagon regular octagon regular dodecagon
- circle ellipse annulus and annulus sector
- Solids of revolution: sphere cylinder cone truncated cone barrel spherical sector spherical cap spherical wedge spherical lune spherical segment spherical zone
- Prisms: cube square prism cuboid triangular prism regular triangular prism hexagonal prism pentagonal prism
- Pyramids: regular tetrahedron triangular pyramid square pyramid hexagonal pyramid
- Others: Pythagorean theorem Thales' theorem trigonometry law of sines law of cosines

EQUATIONS AND INEQUALITIES
- First and second degree
- Linear equation
- Linear inequality
- Equations with parameter

- standard form
- vertex form
- factored form
- discriminant of the quadratic function
- real roots (zeros)
- vertex of a parabola
- intersection of the Y-Axis
- monotonicity (increasing decreasing)
- positive and negative values (inequalities)

LINEAR FUNCTION
- slope-intercept form
- standard form
- distance between two points
- midpoint of a line segment
- line segment bisector
- parallel line
- perpendicular line
- distance from a point to a line
- equation of the line passing through 2 points

LINEAR SYSTEM
Four methods for solving systems:
- Substitution method
- Elimination method
- Graph method
- Method of determinants

CIRCLE EQUATION
- standard form
- general form
- tangent line to the circle

MATH SEQUENCES
- properties of geometric progression: initial term any mth term and nth term ratio sum of n terms general formula
- properties of arithmetic progression: initial term any mth term and nth term difference sum of n terms general formula
- properties of geometric series: initial term ratio sum

ALGEBRA
- greatest common divisor (gcd)
- least common multiple (lcm)

VECTORS
- 2D and 3D
- Length of a vector
- Dot product
- Cross product

UNITS (calculator)
- Length distance
- Mass
- Velocity
- Power
- Pressure
- Temperature
- Time
- Energy
- Data

### Math Solver / What's New in v2.21

2.21
- Kite, Truncated cone, Regular triangular prism
-- Additional diagrams in the solution

2.20
- Trapezoid, Right trapezoid, Isosceles trapezoid
-- Additional diagrams in the solution

2.19
- Parallelogram
-- Additional diagrams in the solution
-- Angle between diagonals
- Rhombus
-- Additional diagrams in the solution