Pre-Calculus Practice Problem 119

# Pre-Calculus Practice Problem 119 - 2 b cos R 2 2 2 1 = c...

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Unit 4, Pretest Triangle Trigonometry with Answers Blackline Masters, Advanced Math-Pre-Calculus Page 117 Comprehensive Curriculum, Revised 2008 6. Given isosceles right triangle RST, with S = 90 o and sides RS and ST each 1 unit long, find the exact value of each of the following. Write your answer in simplest radical form. a) side RT =
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Unformatted text preview: 2 b) cos R 2 2 2 1 = c) sin R 2 2 2 1 = 7. Given a 30 o – 60 o – 90 o triangle. The hypotenuse is 2 units long. a) find the length of the legs in simplest radical form The side opposite the 30 o angle is ½ and the side opposite the 60 o angle is 2 3 . b) Find the exact value of cos 30 o = 2 3 sin 30 o =1/2 tan 30 o = 2 3...
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