Math 25 Trigonometry October 27, 1999

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Math 25 --- Trigonometry October 27, 1999

• Section 4.3 questions
• Section 4.4
• Break
• Section 5.1
• Assignments 20 and 21

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AnnouncementsOctober 27, 1999

• Section 4.1 and 4.2 due
• Exam 3 Monday, November 1
• Sections 3.4, 3.5, and 4.1-4.4

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Law of Cosines
c
a
b
4
Law of Cosines
5
Law of Cosines(Alternate Form)
6
Area of a Triangle
a
b
7
Herons Formula
c
a
b
8
Polar Coordinates
r
9
Polar Coordinates
Rectangular to Polar Polar to Rectangular
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Assignment 20 and 21

• Homework 4.4 pbs 3-18 (every 3rd), 26
• Homework 5.1 pbs 5-60 (every 5th)
• Bring questions for the exam on Monday