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Math Grade 9
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∙ 13y ago
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What is the answer for pi?
'pi' is an IRRATIONAL number. This means that its decimal digits go to infinity and the digits are not in any regulr order. Super Duper Computers have calculated 'pi' to more than 50 billion places, and stil going. However, for school work , pi is 3.14, 3.1416, 22/7 These are only approximate values. 'pi' has been known from pre-Classical history . It was found that the circulaference of a circle was always directly proportional to its diameter. The Constant of PROPORTION is 'pi'. 'pi' is the Classical Greek samll /lower case letter 'p' and stands for propotion. The circle equations you should learn in school are ;- C = pi d ( circumference and diamter) C = 2 pi r (circumference and radius) A = pi r^(2). ( Area and radius squared).
What math do you learn in grade 9?
It depends on what the school prefers. I would think that 9th graders in a school for kids with learning disabilities normally learn Pre-Algebra, or Algebra 1. For a 9th grade class in a mainstream school, I would think that most 9th graders would learn Algebra 1, Geometry, Algebra 2, or Trigonometry. I would think that Trigonometry is mostly for gifted 9th graders.
How many digits long is pi?
An INFINITE number. Computers have calculated 'pi' to billions of places and still going. However for everyday school learning pi = 3.14 or pi = 22/7 . For more accurate calculations pi = 3.1416 . This is used in science, technology and engineering.
What is the area of a circle with a radius 2.1 centimeters?
the area of a circle is represented by the following equation; A=pi*R2 where A is area, pi is the number pi (3.1415926.......for most high school maths, 3.14 is suitable) and R is the radius. So, square your radius, and multiply it by pi.
What is the pi root of pi?
(pi)(1/pi)=1.4396 ...
In what class at school do you learn about Greek Mythology?
You will typically learn about Greek Mythology in an English class at school. You will also learn about Shakespearean works.
How do you learn typing?
You can learn it at school in typing or keyboarding class, or you can learn on your own by taking a class on the internet or buying an instruction book. It's just a matter of practice.
How do I speaking?
You learn the language, or you can go to school and take a class where they learn how to speak french for beginners.
How do you pass French class in high school?
Learn how to speak French....
What are reasons you should join the drama class at school?
Well, you can learn how to act, be creative, have many class shows or even perform in a play for the school.
If you want to learn how to make apps for the iPhone what is a good way to learn take a class you want to learn and count it as a high school credit?
Taking a class such as learning how to create an iPhone app cannot and will not count as a high school credit. Since it is not a course available to everyone, and since it isn't approved by the school district you are in, you cannot make it count as high school credit. This must be something you must learn on your own.
Guys when you sit next to a girl you like in class what do you do?
you are in school to learn whatever is being taught. focus on the teacher & socialize after class.
Where could you learn more about civil rights?
take a civil rights class in high school or take an advanced class in college
Should high school students use laptops to learn in class?
yes . I think it is better to have that method
What is the quickest and easiest way to learn trigonometry in middle school?
Pay attention in class. That is the simplest way.
How can someone learn how to do their own video editing?
There are many tutorials online to learn about video editing. Another great source of information would be a class at a local school.
Will it be 'what class' and 'which school' or 'which class' and 'what school'?
"what school and which class"
