A collection of 100+ mathematics related calculators provided by lawyerfree.ru.
Can help you compute the area of a parallelogram based on the height (h) and the base length (b).
Can help you check whether 3 given points (A, B, and C) are collinear or not based on their coordinates.
Can help you calculate the value for CR(n,r) = C(n+r-1,r) = (n+r-1)!/r!(n – 1)!, where both n and r should be >= 0.
Can help you find the circulation permutations by the formula P(n) = (n - 1)!
Can help you calculate the area, perimeter, interior angle, central/exterior angle, apothem and the radius of circumcircle if you provide the number of sides and the side length.
Can help you find the side, area, perimeter, diagonals, height and any unknown angles of a rhombus if you know 2 dimensions.
Can help you find the unknown angles or sides of a triangle if you know any 3 dimensions.
Can help you calculate the unknown angles or sides of a triangle if you know any 3 dimensions.
Can help you find the volume, surface area, diagonal, height or width of a rectangular prism if you know the required dimensions.
Can help you calculate the volume, base, lateral and surface areas, height or radius of any right cylinder if you have the required dimensions.
Can help you determine the value of the comparative error, difference & the significance for any given sample size and percentage response.
Can help you calculate the volume, base, lateral and surface areas, height or base width & length of any right rectangular pyramid if you know the required dimensions.
Rectangular calculator can help you calculate the area, perimeter, diagonal, length or width of a rectangle if you know the required dimensions.
Can help you calculate the volume, area, diameter, circumference or the radius of a sphere if you provide only one out of the 5 dimensions.
Can help you calculate the volume, surface area, base & lateral surface area, radius or height & slant height of a right circular cone if you provide the required dimensions.
Can help you calculate the negative probability based on the number of trials (n), number of successes (x) and probability of success on a single trial (p).
Can help you compute individual and cumulative hypergeometric probabilities based on population size, no.
Can help you calculate individual and cumulative binomial probabilities of an experiment considering the probability of success on a single trial, no.
Can help you solve any system having 2 or 3 equations/unknown variables by specifying their coefficients & terms within two matrices.
Can help you calculate the F value for a statistical test consisting of two set of values, that follows the F-distribution under the null hypothesis.
Can help you determine if a given data set follows a normal distribution by checking if 68% of data falls within first standard deviation (σ), 95% within first 2 σ and 99.7% within first 3 σ.
Can help you find the probability of a specific number of events taking place in a fixed time interval and/or space if these events take place with a known average rate.
Can help you raise a matrix no matter of its type (with 2x2, 3x3 or 4x4 rows and columns) to a given power.
Can help you compute the transpose of a matrix no matter of its type, having from 1 to 4 rows and/or columns.
Can help you calculate the determinant of a square matrix independent of its type in regard of the number of columns and rows (2x2, 3x3 or 4x4).
Can help you find the inverse of a square matrix no matter of its type (2x2, 3x3 or 4x4).
Can help you calculate the multiplication between a scalar and a matrix no matte of its type (having from 1 to 4 columns and/or rows).
Can help you calculate the subtraction of two matrices while they can have 2x2, 3x3 or 4x4 rows and columns.
Can help you make the addition of two matrices that can have 2x2, 3x3 or 4x4 rows and columns.
Can help you calculate the multiplication of two matrices no matter of their number of columns and rows (2x2 3x3 4x4).
Can help you perform multiplication, addition or subtraction of two matrices no matter of their type in regard of the number of columns and rows (2x2 3x3 4x4).
Can help you determine the covariance factor which is a measure of how much two random variables (x,y) change together and find as well their sample mean.
Can help you to find any n(th) term within the Fibonacci numbers/sequence and then the sum of the sequence by using the golden ratio formula.
Can help you to find the intercept and the slope of a linear regression equation and draw the line of best fit from a set of data witha scalar dependent variable (y) and an explanatory one (x).
Can help you find a specific number within a geometric progression and all the other figures if you know the scale number, common ratio and which nth number to obtain.
Can help you find a specific number within an arithmetic progression and all the other figures if you specify the first number, common difference (step) and which number/order to obtain.
Can help you find the harmonic/subcontrary mean which is used in math, physics, statistics and other sciences as it provides the truest average.
Chi square test allows you to compute the statistical hypothesis test to discover any significant difference between expected and observed frequencies.
Finds the volume, surface area, radius, diagonal & center of gravity for any shape from cube to cylinder, pyramid or parallelepiped.
Can find the surface area, volume, side lengths and diagonal lengths in different units of a cube if you know one of its variables/dimensions/sizes.
Finds the square footage of a house, room, property, lot or land with any of the following shape rectangle, triangle, trapezoid, square, circle or rhombus.
Helps you solve the addition, subtraction, multiplication or division of fractions.
Finds the area, circumference or radius of circles by considering a given variable that should be provided (area or diameter or circumference).
Finds the radiant and degrees of Sine (Sin) Cosine (Cos) Tangent (Tan) Cotangent (Cot) Secant (Sec) Cosecant (Cosec) Arc Sine (ASin) Arc Cosine (ACos) Arc Tangent (ATan) Arc Cotangent (ACot) Arc Secant (ASec) or Arc Cosecant.
Makes the exponentiation calculation that involves two numbers: one is the base (x) and the other is the exponent (n), written as x^n.
Makes the log/antilog calculations in which the logarithm of a number to a given base is the power/exponent to which the base must be raised in order to equal that specific no.
Can help you calculate the population & sample standard deviations, standard variance, sum and the mean of a data set.
Calculates the derivative (2 orders of derivation) of a given function by analytical differentiation.
Solves ratios or proportions in case a value is missing or even two values are missing or it can evaluate as true or false any ratio expression.
Finds the Z score by considering a given raw score value, the mean and the standard deviation of the population to which the raw score (standardized random value) belongs.
Can help you calculate the sample size which represents how many people you need to interview in order to obtain results that reflect the population targeted, as precisely as you want.
Can help you find the roots and solve any quadratic equation by using the formula for getting the two possible solutions.
Finds the greatest common factor of 2, 3 or 4 numbers which in math is also known as the greatest common divisor (GCD).
Calculates any two from voltage, current, resistance or power based on the other two given variables from the Ohms law formula.
Calculates the distance between any two given points defined by their coordinates (including coordinates in the form of a fraction).
Estimates the margin of error/accuracy of a survey by considering its sample & population sizes and a given percentage of choosing specific choice.
Calculates the square root of any given positive number with or without decimals.
Calculates the percentage of how much a number has increased/decreased compared to an initial figure or it can apply a % to a value or find the percent from an absolute value.
Finds the factors of any given number and returns the correct factorization expression that results.
Estimates how much a percentage applied to a value represents, so you will get the absolute value that results after applying the percent to a given number.
Triangle calculator calculates the area of a triangle and its perimeter no matter of its type by taking account of the sides and/or angles you know.
Solves the line slope equation either when 2 points are given or when 1 point and the slope are known.
Calculates the normal probability for single and multiple events, which is the chance that a specific event could take place.
Calculates the sides, angles, perimeter and area of any triangle no matter of its type (right, isosceles, equilateral) based on the values you know.
Finds the cube root of any given number; which is the value that if gets multiplied by 3 equals the initial number.
Finds the least common multiple of 2 or 3 numbers which is the smallest number (non-zero number) that is a multiple of two or more no.
Can solve ratios in case a value is missing or even two values are missing from the given proportion or can evaluate as true or false any proportions.
Finds the average value of any given data set of numbers by making the sum of the given numbers and then by dividing it by the count of the values.
Computes the round of numbers with decimals (from 1 up to 9 decimals) thousands, hundreds, tens, ones, tenths, millions.
Helps you solve simple operations with mixed numbers, whole numbers, fractions or integers like adding, subtracting, dividing or multiplying.
Calculates the sides, dimensions and angles, perimeter and area of a right triangle by using the Pythagorean theorem & Heron’s formula.
Can help you add any two or more given fractions at a time (it allows up to 8 fractions to be added in a single calculation).
Can help you solve any multiplying fractions calculation for at least two or more given fractions.
Can help you transform any given decimal number to a fraction whenever needed to solve a math exercise that requires such conversion.
Can help you convert any given fraction to a decimal number while trying to solve math exercises that requires such transformation.
Calculates the number of all possible combinations that can result by taking a subset of items from a larger given set of items.
Finds the factors of a given number while trying to solve any math problems that require prime factorization.
Calculates any from density, volume or mass as needed by considering two given variables from the density equation.
Calculates the number of possible ways of obtaining/rearranging an ordered subset of r members from a larger set of n members.
Calculates the (s2) sample variance or the population variance for a data set, depending on the data provided.
Can help you test the correlation coefficient between two statistical variables x and y.
Computes the average (mean), median and mode values of any given numbers /statistical data set.
Provides you with the molecular weight of any periodic element and the molar mass for any formula you enter in the form.
Divides two numbers: a dividend and a divisor and returns the number quotient along with a whole number remainder.
Calculates the distance and the midpoint between any two given points defined by their coordinates (x1,y1;x2,y2), even between two points defined by fractions.
Calculates the perimeter, area and diagonal of a square by taking account of its side length.
Calculates the percentage ratio of the difference between the approximated/observed value and the true/real value over the true figure.
Helps you calculate the range of a set of numbers integer/decimal positive and/or negative, the minimum and the maximum of the range.
Finds the first quartile (lower), second quartile (median) and third quartile (upper) of a data set and is designed for helping in statistics calculations.
Can estimate the mass of a body by taking account of its volume and density, while the units for the two values can be chosen as desired.
Can help you transform a fraction to decimal, convert a decimal to a fraction and calculate any long division operation.
Performs 3 types of calculations: percentage increase or decrease change from one no.
Helps you calculate any factorial operation which is a function that makes the product of all positive integers less than or equal to a given number.
This to determine how much a percent represents from a given value or what % is a value compared to another absolute value; or you can use it to estimate a percentage increase or decrease based on the given data.
Can help you solve any fraction arithmetic operations such as multiply and add or subtract and divide and learn how to deal with them.
Has a full list of functions that can help you find the solution for any basic or complex math and scientific calculations in physics, engineering or any other science.
Helps you solve any quadratic equation by applying the standard formula for finding the two possible solutions (roots).
Is a handy math tool that allows you compute any mathematical calculations like adding, subtracting, multiplying or dividing.