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10 Multiple Choice Questions on Trigonometry - Examination 2 | MATH 154, Exams of Trigonometry

College of the Sequoias (COS)Trigonometry
Prof. John Redden

Material Type: Exam; Professor: Redden; Class: Trigonometry; Subject: Mathematics; University: College of the Sequoias; Term: Unknown 1989;

Typology: Exams

Pre 2010

Uploaded on 08/19/2009

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Math 154 Exam #2 Name________________________
Sample Trigonometry chapter 2 and 3 exam.
1. Find the exact value of each:
a) cot 300° b) csc 135°
c) tan
()
83
π
d) cos
()
−23
π
2. Use a calculator to find θ to nearest tenth of a degree if 0° < θ < 360°
a) tan θ = -1.5231 with θ in QII.
b) sec θ = -1.2571 with θ in QIII.
3. A windmill blade of radius 7 feet is rotating at 15rpm. Find the linear velocity of
the tip of the blade.
pf3

Partial preview of the text

Download 10 Multiple Choice Questions on Trigonometry - Examination 2 | MATH 154 and more Exams Trigonometry in PDF only on Docsity!

Math 154 Exam #2 Name ________________________ Sample Trigonometry chapter 2 and 3 exam.

  1. Find the exact value of each:

a) cot 300° b) csc 135°

c) tan ( 83 π^ ) d) cos ( − 23 π)

  1. Use a calculator to find θ to nearest tenth of a degree if 0° < θ < 360°

a) tan θ = -1.5231 with θ in QII.

b) sec θ = -1.2571 with θ in QIII.

  1. A windmill blade of radius 7 feet is rotating at 15rpm. Find the linear velocity of the tip of the blade.
  1. Use the Cofunction Theorem to fill in the blanks and give the exact value.

Exact value

a. sin 30 o^ = cos _________ = _________

b. cos 45 o^ = sin _________ = _________

c. cot 60o^ = tan _________ = _________

d. sec (90 o^ – y) = csc _____

  1. Prove this identity: sin (-θ) cot(-θ) = cos θ.
  2. Convert 12

7 π radians to degree measure.

  1. If the altitude of an isosceles triangle is 25 cm and each of the two equal angles measures 17 o^ , how long are the two equal sides?