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Bayes' Theorem Helps Us Nail Down Probabilities

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Bayes' theorem describes the probability of an event, based on prior knowledge of conditions that might be related to the event. Sounds intimidating, but we'll walk you through it.

How The Pythagorean Theorem Helps Solve a Right Triangle

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The Pythagorean theorem, which explains how to calculate the longest side of a right-angled triangle, is an ancient mathematical statement that still buttresses modern-day construction, aviation and even how we navigate through traffic.

Congruent Angles: Definition, Symbol and Key Theorems

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Two congruent angles are simply pairs of angles with equal measures. You can find congruent angles examples in hundreds of everyday objects.

Distance Formula: Finding the Distance Between Two Points

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You can find the distance between two points by using the distance formula. It's an application of the Pythagorean theorem. Remember that from high school algebra?

What Is Number Theory?

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For many of us, a number is just a number, a bit of information that tells you, say, what time it is. But mathematicians look at that same number and divine relationships that underlie nature itself. Ready to enter the trippy world of number theory?

4 Quantum Physics Misconceptions, Busted

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Questions, theories and debates about quantum physics can get muddled because of a number of myths and misconceptions. Here are four of them.

How to Use the Mnemonic 'SOHCAHTOA' in Trigonometry

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The mnemonic device SOHCAHTOA helps budding mathematicians remember the trigonometric functions sine (sin), cosine (cos) and tangent (tan), which they need to solve for triangles' missing sides and angles.

Trig Identities: A Crash Course in Complex Math Concepts

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Fundamental trigonometric identities, aka trig identities or trigo identities, are equations involving trigonometric functions that hold true for any value you substitute into their variables.

What were the famous Blaise Pascal inventions?

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What were you doing at age 16? Blaise Pascal, a precocious 17th century French teenager, had already come up with his very own theorem. Some of Pascal's ideas even made it to the casino floor. How did this polymath affect your world?

5 Trailblazing Female Mathematicians

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Can you name even one female mathematician? Don't worry if you can't. That just means you need to read our article on five famous female mathematicians to up your cred.

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