Irrational Numbers In Our Daily Life

irrational numbers in our daily life

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the π:

when we use pi during Greek lesson we actually use the same symbol that is used to indicate the ratio between the circumference and the diameter of a circle which is an irrational number (3,14)

Koch Snowflake

There is a type of geometry called fractal in which many objects, such as Koch's Snowflake, which do not have a finite measure and require the use of irrational numbers to describe their geometry.Everyone in our lives, even if not in our city, we have seen and played at least once with snow which is made up of snowflakes.

MEASURING SIZES OF SQUARES If you’re choosing a new TV or gaming monitor, the screen dimensions often require irrational numbers like √3 when determining the best way to set up your display for optimal viewing.

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PHONE BATTERY AND MATHS

If you’ve ever noticed your phone battery percentage dropping faster during heavy use or how fast it charges, these patterns are governed by formulas involving Euler’s number, which is irrational.

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IRRATIONAL NUMBERS IN NATURE

Ever checked your weather app or watched a forecast? The meteorologists use irrational numbers like Pi to help predict things like wind patterns, ocean currents, or even the speed of a tornado. It’s part of the science behind weather prediction!

IRRATIONAL NUMBERS IN OUR KITCHEN

Have you ever made a smoothie, or decorated a cake and thought the proportions of ingredients or toppings looked absolutely perfect? This may be due to the Golden Ratio—bakers and chefs sometimes use this “perfect proportion” in their creations to make things look or taste better.

IRRATIONAL NUMBERS IN MUSIC

Ever listen to music on your headphones? When sounds are mixed or tuned (like in concert pitch), Pi shows up in the formulas used to calculate wavelengths and frequencies of notes. So, the music you enjoy is tied to Pi in some way!

TAKING PICTURES

When you take a photo with your smartphone or camera, the lens and the way light enters often rely on calculations that use irrational numbers like √2 to ensure the image is sharp and the focus is just right. It helps photographers create perfectly framed shots, whether they’re close-ups or wide-angle views.

We hope you enjoyed our lesson! _Ficco, Rinaldi, Loseto.