1. 11.1 Polar Coordinates

2. y
Polar axis x
Origin
Pole

3. r
Polar axis
O Pole

4. Using polar coordinates plot the point4
Polar axis
O Pole

5. |r|

6. Using polar coordinates plot the point4 O

9. Theorem Conversion from Polar Coordinates to Rectangular Coordinates

10. (a)

11. (b)

12. Find polar coordinates of a point whose rectangular coordinates are (-3, 4).
A set of polar coordinates for the point (-3, 4)

13. Steps for Converting from Rectangular to Polar Coordinates
STEP 1: Always plot the point (x, y) first.
STEP 2:
To find r, compute the distance from the origin to (x, y).
STEP 3:

14. Steps for Converting from Rectangular to Polar Coordinates