ubahlah koordinat kutub ke dalam koordinat certesius B ( 5√2, 60°)

( 5√2 , 60° )

Ubah ke koordinat kartesius
5√2 = r
60° = alpha

x = r*Cos alpha
= 5√2*Cos 60°
= 5√2*½
= 5/2√2

y = r*Sin alpha
= 5√2*Sin 60°
= 5√2*½√3
= 5/2√6

Koordinat kartesius ( 5/2√2 , 5/2√6 )