Dave's Web Corner

MTH-121 Week 3 (September 8-14)

recommended problems
- 5, 11, 17, 25, 27, 33, 39, 41, 45, 51
learning objectives
- find the six trigonometric functions of an angle given the sides of a right triangle
- find trigonometric functions using the cofunction theorem
- simplify trigonometric expressions using a table of exact values

recommended problems
- 11, 19, 29, 39, 49, 57, 63, 69, 75, 87
learning objectives
- solve problems involving degree measure
- convert decimal degrees to degrees and minutes
- find decimal approximations for trigonometric functions using a calculator

recommended problems
- 9, 15, 25, 27, 31, 39, 45, 49, 51, 55
learning objectives
- identify signiﬁcant digits for a given number
- solve right triangles using Deﬁnition II for trigonometric functions

recommended problems
- 5, 7, 9, 11, 13, 15, 17, 19, 21, 25
learning objectives
- solve application problems involving right triangles
- solve problems involving angles of elevation and depression
- solve problems involving the bearing of a line

All assessments are completed at https://www.xyzhomework.com
Calendar of all XYZ Homework assessment deadlines (homework, quizzes, exams)
Homework
- Homework 3 due by 11:59pm, Saturday, September 14: Sections 2.1, 2.2, 2.3, 2.4
- Homework 4 due by 11:59pm, Saturday, September 21: Sections 2.5, 3.1, 3.2
Quiz
- Quiz 1 due by 11:59pm, Tuesday, September 10: Chapter 1
- Quiz 2 due by 11:59pm, Tuesday, September 24: Chapter 2
Exam
- Exam 1 due by 11:59pm, Thursday, September 26: Chapters 1, 2