Y2 Chapter 5 - Radians

Chapter
5 -



Radians




Year 2

,Radians for mathematicians!!

1 C 2π =




Wit circle C Td =


2πr
=




·



2
98
·
>
C 7
I




·




i




Degrees Radians


r
, C




e




↑ I rad
-


-




⑧ or I winter
function
I rad =1

, between
Converting radios
a
degrees



=180 x i




e.g.xx
-



180° -
T *y
=




L




I
:
* 180




i =
60
180
=




*

, ~ ~ -
- - / -

2i To 3
Iπ
"
-


I " #
/2 E
- 7 ↳ 5%4

2
"
-




3 I I
2T 3i
5 -

/ - -
- /
/ -