Polar Day 2

1. Homework Questions…

2. Pre-Calculus
Section 6.5
(Everyone take a DEEP breath and
TRUST ME!! )

3. Graphing Points on a Polar Grid

4. Graphing Points on a Polar Grid
 Plot the points on the following polar grid:
a) (2, 60°)
b) (4, 165°)
c) (3, 315°)

5. Graphs of Polar Equations
 r = 4 cos Ө
Ө r
0
π/6
π/4
π/3
π/2
2π/3
3π/4
5π/6
π

6. Graphs of Polar Equations
 r = 2 + sin Ө
Ө r
7π/6
5π/4
4π/3
3π/2
5π/3
7π/4
11π/6
Ө r
0
π/6
π/4
π/3
π/2
2π/3
3π/4
5π/6
π

7. Answer!

8. Graphs of Polar Equations
 r = cos (2Ө)
Ө r
7π/6
5π/4
4π/3
3π/2
5π/3
7π/4
11π/6
Ө r
0
π/6
π/4
π/3
π/2
2π/3
3π/4
5π/6
π

9. Answer!!

10. Graphing Polar Equations
 Quick Graphing Tutoring - On Calculator

11. Homework
 p. 548 (1-6, 25-35 odd) – graph all of them
 Use your paper to find the points and use my paper
to graph.
Get it? Polar bear cubs! 