Law of Cosines Calculator
c²=a²+b²-2ab cos(C) a b c C Choose what to solve for: Angle A (given Sides a, b, c – SSS)Angle […]
Geometry Calculators, Mathematical Calculators
Geometry Calculators, Mathematical Calculators
Annulus Calculator
Enter Annulus Dimensions Outer Radius (R) Radius of the larger circle. Inner Radius (r) Radius of the smaller, concentric circle.
Algebra & Equations Calculators, Mathematical Calculators
Percentage Increase Calculator
What do you want to calculate? Percentage Change (Increase/Decrease)Final Value (from % Increase)Final Value (from % Decrease)Initial Value (given %
Algebra & Equations Calculators, Mathematical Calculators
Advanced Cube Calculator (x³)
Cube Properties (s) Find Side Length Scale Factor Effects Calculate volume, surface area, and diagonals of a cube from its
Basic Math Calculators, Mathematical Calculators
Absolute Value Calculator
Absolute Value Tools Single Absolute Value List of Absolute Values Operations with Absolute Values Enter a number (x): Calculate |x|
Basic Math Calculators, Mathematical Calculators
Absolute Difference Calculator
Calculation Tools Absolute Difference (Two Numbers) Absolute Difference (List vs. Reference) Percentage Difference Number 1 (a): Number 2 (b): Calculate
Planning & Tracking Calculators, Time Management & Scheduling Calculators
Time Zone Calculator
Input Date & Time Date: Time: Use My Current Time Time Zones From Time Zone: To Time Zone: Convert Time
Articles, Measurement
Aquarium Volume Calculator: The Complete Guide to Accurately Sizing Your Fish Tank
Have you ever bought what you thought was a 20-gallon tank only to discover it actually holds closer to 17
Articles, Blog, Fitness
Air Force PT Test: The Ultimate Guide To Passing And Excelling In 2026
If you’ve been keeping up with Air Force fitness standards, you know the winds of change are blowing. The Air Force
Articles, Blog, Fitness
Mastering the Air Force PT Standards: Your Complete 2025 Guide to Crushing the PFA
Hey, so here’s the thing—if you’re in the U.S. Air Force, you’re gonna hear about the Air Force PT standards pretty much