. Find the following values without using a calculator. 1. cos () 2. sin (-) 3. cos(-57) 4. sin (5) 11m 7T

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Chapter3: Radian Measure
Section3.4: Arc Length And Area Of A Sector
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3. Find the following values without using a calculator.
1. cos()
2. sin(-)
3. cos(-57)
4. sin()
117
Transcribed Image Text:3. Find the following values without using a calculator. 1. cos() 2. sin(-) 3. cos(-57) 4. sin() 117
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