90 likes | 388 Views
Polar coordinates to rectangular coordinates. Polar coordinates to rectangular coordinates. r. y. x. Example. Find the rectangular coordinates of the point (6, 210 ). x = 6 cos 210 . y = 6 sin 210 . y = -3. Rectangular coordinates to polar coordinates. r. y. …if x > 0. x.
E N D
Example Find the rectangular coordinates of the point (6, 210) x = 6 cos 210 y = 6 sin 210 y = -3
Rectangular coordinates to polar coordinates r y …if x > 0 x …if x < 0
Example Find the polar coordinates of the point (-6, -5)
Converting equations Polar to rectangular Rectangular to polar Harder change…easier work Easier change…harder work