Week 4.

Assigned Mon. Feb. 4 to be due the following class

Chapter 2, section 5. 28. Sketch a diagram and use it to solve the problem. Don't forget significant digits.

2. a. List the sine of the angles 30 degrees, 45 degrees, and 60 degrees.

b. Describe how to use cofunction identities and those sine values to find the cosine of those three angles.

c. Describe how to use a quotient identity and the values above to find the tangent of those three angles.

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Assigned Wed. Feb. 6 to be due Mon. Feb. 11 (Remember that Test 1 is Wed. Feb. 13.)

Chapter 3, section 1. number 30

Chapter 3, section 2. number 16