Circles
da Hassan Ulubateh
1. Task
1.1. xiao yan
1.1.1. Fromula
1.2. Hassan
1.2.1. history of pi
1.3. Shu jin
1.3.1. How
1.3.2. What
1.3.3. Why
2. Amazing Alaconda
2.1. Hassan
2.2. xiao yan
2.3. shu jin
3. What
3.1. what is circle
3.1.1. a polygon with indefinite sides
4. How
4.1. New node
5. Why
5.1. why we need to learn circle
5.1.1. because circle is found in our daily life
6. History
6.1. New node
7. where
7.1. where does circle come from
7.1.1. from the Latin
8. pi
8.1. 3.14 or 22/7
9. Radius
9.1. 1/2 of diameter
9.2. The distance from the center point to the circle
10. Area
10.1. The inside of the circle
10.2. Formula
10.2.1. circle pi x r x r
10.2.2. semi circle=1/2 x pi x r x r
10.2.3. quardant=1/4 x pi x r x r
11. diameter
11.1. Distance across the circle
11.2. also 2x radius
12. Circumference
12.1. Formula
12.1.1. pi x radius x 2
12.1.2. pi x diameter