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What does radius mean?

1 : a line segment extending from the center of a circle or sphere to the circumference or bounding surface. 2a : the bone on the thumb side of the human forearm also : a corresponding part of vertebrates above fishes.

What are the 5 properties of a circle?

Circle Properties

  • The circles are said to be congruent if they have equal radii.
  • The diameter of a circle is the longest chord of a circle.
  • Equal chords and equal circles have the equal circumference.
  • The radius drawn perpendicular to the chord bisects the chord.
  • Circles having different radius are similar.

Why is 3.14 called pi?

It was not until the 18th century — about two millennia after the significance of the number 3.14 was first calculated by Archimedes — that the name “pi” was first used to denote the number. “He used it because the Greek letter Pi corresponds with the letter ‘P’… and pi is about the perimeter of the circle.”

What is the difference between 22 7 and pi?

22/7 is a rational approximation to pi, just as 3.14 is. That is, both 22/7 and 3.14 are rational numbers (fraction and terminating decimal, respectively) that are close enough to the exact value of pi for elementary work. 22/7 is a rational number, namely 3.1428571428571428571428571428571…

What is 22 over 7 as a mixed number?

3 1/7

What is 25 8 as a mixed number?

Multiply the newest quotient digit (3) by the divisor 8 . Subtract 24 from 25 . The result of division of 258 is 3 with a remainder of 1 .

What is 19 8 as a mixed number?

Therefore we get 19 / 8 = 2 + 3/8 , which is written as 2 3/8 , called a mixed number. To convert 19/8 you do division; 8 into 19 goes 2 times with 3 left over; so 2 3/8.

What is 19 2 as a mixed number?

Try it yourself

Division Mixed Number
19 2 9 1/2

What is 9 4 as a mixed number?

Answer: 9/4 as a mixed number is 2 1/4.

What is 32 over 9 as a mixed number?

Subtract 27 from 32 . The result of division of 329 is 3 with a remainder of 5 ….Basic Math Examples.

3
9 3 2

Can you simplify 9 4?

94 is already in the simplest form. It can be written as 2.25 in decimal form (rounded to 6 decimal places).

What is 10 over 3 as a mixed number?

Answer: 10/3 in a mixed fraction is 3 1/3.