**Pi Day:**Pi Day is celebrated every year on 14th March in the whole world. Actually Pi Day is an annual celebration of the mathematical constant π (pi). Pi Day is observed on March 14 (3/14 in the month/day format) since 3, 1, and 4 are the first three significant digits of π. In 2009, the United States House of Representatives supported the designation of Pi Day.

That's why here we have included some of the best

**Pi Day Quotes, Wishes, Facts, Meaning, Activities, Images and Posters**for you to share it on your social media profiles like Facebook, Instagram and Twitter. Happy Pi Day!

## Meaning Of Pi

The number π is a mathematical constant. Originally defined as the ratio of a circle's ... is the lowercase Greek letter π, sometimes spelled out as pi, and derived from the first letter of the Greek word perimetros, meaning circumference.

Pi (Greek letter “π”) is the symbol used in mathematics to represent a constant - the ratio of the circumference of a circle to its diameter - which is approximately 3.14159.

## Pi Day Quotes

Pi is not merely the ubiquitous factor in high school geometry problems; it is stitched across the whole tapestry of mathematics, not just geometry’s little corner of it. - Unknown

It helps us understand what pi is, not just food. - Robert Toth

So here we have pi squared, which an engineer would call 10. - Frank King

Intelligence is the ability to adapt to change. - Stephen Hawking

Tact is the art of making a point without making an enemy. - Isaac Newton

Love is like pi – natural, irrational, and very important. - Lisa Hoffman

To kill an error is as good a service as, and sometimes even better than, the establishing of a new truth or fact. - Charles Darwin

Exploring pi is like exploring the universe. - David Chudnovsky

I wish life was easy to calculate the way Pi helps in mathematical calculation. - Unknown

Programming graphics in X is like finding the square root of PI using Roman numerals. - Henry Spencer

True silence is the rest of the mind, and is to the spirit what sleep is to the body, nourishment and refreshment. - William Penn

Life is not easy for any of us. But what of that? We must have perseverance and above all confidence in ourselves. We must believe that we are gifted for something and that this thing must be attained. - Marie Curie

If it’s a good idea, go ahead and do it. It’s much easier to apologize than it is to get permission. - Grace Hopper

If equations are trains threading the landscape of numbers, then no train stops at pi. - Unknown

Pi world’s is so amazing, over all because we are looking for something that even we don’t know exactly what it is. - Unknown

Somewhere, something incredible is waiting to be known. - Carl Sagan

It helps us understand what pi is, not just food. - Robert Toth

## Pi Day Wishes

Pi is the only rational constant in our lives. All other constants are subject to changes. - Happy Pi Day!

Any day is a good day when we have Pi with us. Happy Pi Day

This is such a cutie Pi. - Happy Pi day

I started liking Math after I worked with Pi. - Happy Pi day

Pi is the sign of powerful math. - Happy Pi Day!

How do rate this Pi-rate. Happy Pi day!

I love this Pi-e. - Happy Pi Day!

Many people thinks Pi day as Pie day, but it is a mathematical Pi Day. - Happy Pi Day!

This constant makes us go round. - Happy Pi Day

Happy Pi day to all the circles who use this wonderful constant.

If you want to know my pin then you must know the last four digits of Pi... Happy Pi Day to you my dear.

My friends call me Pi because I am irrational and I don’t know where to actually stop…Happy Pi Day!

Too much of Pi gives you a very large circumference…Best wishes on Pi Day to you.

On this Pi Day, i wish you the intelligence full of pi. - Happy Pi Day!

Pi is not only a word, it is a world of math. - Happy Pi Day!

Pi gives you all the mathematical answers. - Happy Pi Day

In mathematics, i love only Pi. - Happy Pi Day!

## Top 17 Pi Day Facts

**1.**Since the exact value of pi can never be calculated, we can never find the accurate area or circumference of a circle.

**2.**Pi was discovered by ancient Babylonians nearly 4,000 years ago.

**3.**Albert Einstein was born on March 14, 1879 and Stephen Hawking died on March 14, 2018.

**4.**Pi has been known and used by civilizations for almost 4,000 years.

**5.**The Greek symbol π comes from the first letter of the word periphery and perimeter.

**6.**Pi is an irrational number and mathematicians can express it as algorithms and sequences.

**7.**Under Diophantine approximation, 22/7 is widely used as a fraction or rational number for pi.

**8.**The circumference and area of a circle and the volume and area of a sphere use pi to calculate them.

**9.**It won’t matter how big or small the circle, the ratio of the circumference to the diameter is the value of Pi.

**10.**The π symbol was standardized in the 1700s while the equal sign (=) emerged in 1557.

**11.**Some people believe that tau, which is pi multiplied by two, is a more intuitive irrational number.

**12.**Physicist Larry Shaw, the "Prince of Pi," launched the first pi celebration in 1988 at a San Francisco science museum.

**13.**The Greek letter π is the first letter of the word periphery and perimeter. And as we all know, pi is the ratio of a circle’s “periphery” to its diameter.

**14.**Physicist Larry Shaw started celebrating 14 March as Pi day at San Francisco’s Exploratorium science museum. There he is known as the Prince of Pi.

**15.**Givenchy sells a men’s cologne with the name ‘Pi’. The company markets this product as capable of enhancing the attractiveness of intelligent and visionary men.

**16.**Because pi is an infinite number, every single digit will never be determined. Pi has currently been calculated to 22,459,257,718,361 digits.

**17.**Pi can be hand-calculated fairly easy by creating a circle with a protractor and measuring its diameter with a ruler.

## Pi Day Activities

- Celebrate with a pizza pi party.

- Introduce Sir Cumference and the Dragon of Pi.

- Bake some π cookies.

- Celebrate Albert Einstein.

- Make paper plate pies.

- Roll pi digits with dice.

- Sharing Pi Day Quotes and Facts on social media.

- Assemble a Pi Day paper chain.

- Host a Pi Day fundraiser.

- Write pi-ku poems.

- Conduct a pi symphony.

- Memorize those pi digits!

- Craft paper pie gift boxes.

- Do the math.

- Play a card game.

- Creating Pi Day Posters.

- Tell a math joke.

## Conclusion

Pi Day must celebrated in the schools and colleges because Pi made mathematics very easy for us and many mathematics problem solved by the Pi. That's why to aware people and mostly students aware about Pi, we must share

**Pi Day Quotes, Wishes, Facts, Meaning, Activities, Images and Posters**on our social media profiles, friends and family. Once again Happy Pi Day!
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