Choose between 2D (x, y) or 3D (x, y, z) coordinates, enter the coordinates for two points, and the calculator instantly computes the Euclidean distance using the distance formula. It also shows the midpoint and a visual graph with the two points and the connecting line. MATHMASTERTOOL.ONLINE Distance Calculator 🌙 Dimension 2D (x, y)3D (x,…

Choose whether you want to find the hypotenuse (c) or a missing leg (b), enter the known side lengths, and the calculator instantly computes the missing side using a² + b² = c². The result includes the step‑by‑step formula and a labeled right‑triangle diagram. MATHMASTERTOOL.ONLINE Pythagorean Theorem 🌙 Find Hypotenuse Find a Leg Calculate Missing…

Choose which two values you know (two legs, a leg and the hypotenuse, or a leg and an angle), enter the numbers, and the calculator instantly uses trigonometry and the Pythagorean theorem to solve for all remaining sides and angles, plus the area and perimeter. A labeled triangle diagram is drawn to show the result.…

Choose a 3D shape, enter its dimensions, and the calculator instantly displays the surface area, volume, and the formula with your numbers substituted in. MATHMASTERTOOL.ONLINE Surface Area Calculator 🌙 Shape CubeSphereCylinderConeRectangular Prism Calculate Surface Area

Enter your desired confidence level, margin of error, expected proportion (usually 50%), and optionally your total population size. The calculator instantly computes the recommended sample size using the standard formula with finite population correction (if a population is provided) and displays the actual margin of error for that sample, plus the formula used. MATHMASTERTool.ONLINE Sample…

Choose a sequence type (arithmetic, geometric, or Fibonacci), enter the first term (and second term for Fibonacci), the common difference or ratio, and the number of terms you want. The calculator instantly computes the nth term, the total sum of the series, and displays both a bar chart and a complete table of all terms.…

Enter any positive integer, and the calculator instantly lists all its factors (divisors) and shows the prime factorization in standard form. Perfect for math homework, simplifying fractions, and understanding the building blocks of a number. MathMASTERtool.ONLINE Factor Calculator 🌙 Enter a positive integer Calculate Factors Reset All Factors (divisors) Prime Factorization 📋 Copy Result

Enter two or more positive integers in the input fields, add or remove numbers as needed, and click Calculate. The calculator instantly computes the greatest common factor (also known as GCD) for all entered numbers using the Euclidean algorithm. MathMASTERtool.ONLINE Greatest Common Factor 🌙 + Add another number Calculate GCF Reset Greatest Common Factor (GCD)…

Enter two or more positive integers in the input fields, add or remove numbers as needed, and click Calculate. The calculator instantly finds the least common multiple of all entered values using the relationship LCM(a,b) = |a·b| / GCD(a,b). MathMASTERtool.ONLINE LCM Calculator 🌙 + Add another number Calculate LCM Reset Least Common Multiple 📋 Copy…

Enter a radicand (the number you want the root of) and the root degree (e.g., 2 for square root, 3 for cube root). The calculator instantly finds the principal real root, and for even roots of positive numbers also shows the negative root, along with a verification calculation. MathMASTERTool.ONINE Root Calculator 🌙 Number (radicand) Root…