Special Right Triangles Calculator
Solve right triangles instantly with our Special Right Triangles Calculator! Supports 45°-45°-90°, 30°-60°-90°, b = 2a, b = 3a, and 3x-4x-5x triangles.
Similar Triangles Calculator
Find missing sides, scale factors, and verify triangle similarity using SSS, SAS, or AA with our Similar Triangles Calculator—complete with solutions!
Equilateral Triangle Calculator – 60° 60° 60° Triangle Calculator
Solve equilateral triangles in seconds with our Equilateral Triangle Calculator! Enter one value to find side, area, perimeter, height, or angles.
45 45 90 Triangle Calculator
Use our 45 45 90 Triangle Calculator to instantly find legs, hypotenuse, height, area, or perimeter from any one value—complete with solutions.
30 60 90 Triangle Calculator
Solve 30-60-90 triangles effortlessly with our 30 60 90 Triangle Calculator! Find the sides, altitude, area, from any 1 known value with steps.
Pythagorean Theorem Calculator
Use our Pythagorean Theorem Calculator to find missing sides, area, perimeter, angles, or altitude of a right triangle—just enter any two known sides.
Proportion Calculator
Proportion Calculator helps you quickly solve for unknown values in any ratio using cross-multiplication—complete with clear, step-by-step solutions.
Percentage Calculator
Use our Percentage Calculator to solve 15 different types of percentage problems quickly from “What is P% of X?” to “X minus P% is what?” with solutions.
Average Percentage Calculator
Quickly calculate the average of multiple percentages—equal or unequal values—with our Average Percentage Calculator with detailed solutions.
Percent Error Calculator
Percent Error Calculator helps you find the difference between measured and actual values—get accurate percent error with step-by-step solutions.