Search Results | trigonometry
Your search for "trigonometry" returned 27 results
What Is a Linear Pair of Angles in Geometry?
science.howstuffworks.com/math-concepts/linear-pair.htm
In the subjects of geometry and trigonometry, a linear pair of angles is any two adjacent angles formed together to add up to 180°, or Pi radians.
How did ancient civilizations use sundials to tell time?
electronics.howstuffworks.com/gadgets/clocks-watches/ancient-civilizations-use-sundials.htm
Ancient sundials first popped up in Egypt around 1500 B.C. Learn how these sundials came about and what they were used for all those centuries ago.
How Calculators Work
electronics.howstuffworks.com/gadgets/other-gadgets/calculator.htm
Calculators may show up anywhere in our lives that numbers do -- from calculus class to restaurants. See how calculators work.
Adjacent Angles: Types and Examples
science.howstuffworks.com/math-concepts/adjacent-angles.htm
Adjacent angles are one of the earliest and most important concepts to learn in basic geometry, as they have applications in further subjects like trigonometry, physics, and engineering. Effective students of geometry should be able to identify adjacent angles on sight and calculate them to a great degree of accuracy without a protractor.
Breaking Down the Arc Length Formula
science.howstuffworks.com/math-concepts/arc-length-formula.htm
Arcs are an important aspect of geometry, physics, trigonometry and design work. However, curved lines are much more difficult to measure than straight lines, which is why it's important to familiarize yourself with the arc length formula.
Dragonflies: Ancient and Aggressive Insect Aviators
animals.howstuffworks.com/insects/dragonflies.htm
Dragonflies are ancient, fast, powerful and unbelievably aggressive in all their life stages. HowStuffWorks gets to know these fascinating insects.
How The Pythagorean Theorem Helps Solve a Right Triangle
science.howstuffworks.com/math-concepts/pythagorean-theorem.htm
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.
If You Pass This Difficult Mental Math Quiz, We Think You Deserve a PhD!
play.howstuffworks.com/quiz/you-pass-this-difficult-mental-math-quiz-you-deserve-a-phd
So you're a math whiz, are you? Let's put that to the test with this wickedly difficult mental math quiz that spans a range of questions!
Can You Identify These Historical Objects from an Image?
play.howstuffworks.com/quiz/can-you-identify-these-historical-objects-an-image
Tech up! In this quiz you'll find objects from human history that seem more than a little bit out of place today. Can you recognize all of this ancient technology? Let's go!
10 Differences Between Middle School and High School
lifestyle.howstuffworks.com/family/parenting/tweens-teens/10-differences-middle-high-school.htm
The differences between middle school and high school can catch some students off-guard. Learn 10 differences between middle school and high school.