Calculating Angles Using Trigonometric Functions

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SUMMARY

This discussion focuses on calculating angles using trigonometric functions, specifically the arcsine and arccosine functions. The example provided includes calculating arc sin(6/25) and arc cos(-0.2065). Participants emphasize the importance of using a calculator in degree mode for accurate results. The conversation highlights the need for clarity in posing mathematical questions to facilitate better assistance.

PREREQUISITES
  • Understanding of trigonometric functions, specifically arcsine and arccosine.
  • Familiarity with using scientific calculators, particularly in degree mode.
  • Basic knowledge of angle measurement in degrees.
  • Ability to interpret mathematical questions clearly.
NEXT STEPS
  • Learn how to use a scientific calculator for trigonometric calculations.
  • Study the properties and applications of arcsine and arccosine functions.
  • Explore angle conversion between radians and degrees.
  • Practice solving trigonometric equations and their graphical representations.
USEFUL FOR

Students in introductory physics or mathematics, educators teaching trigonometry, and anyone seeking to improve their skills in calculating angles using trigonometric functions.

rasikan
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HI ,
I don't know How to find a angle if the question is

arc sin(6/25)+ 90 degree

and also

arc cos (-.2065)

pls help
 
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mmm... looks like you have no idea of what's going on, since you don't seem to know how to ask a question properly...because you question seems trivial... my guess is that you can input that into a calculator and remember to use the "degree" mode.. then you will be fine. easy :smile:
 
Moved from Advanced Physics to Intro Physics. rasikan, what do you know about trigonometric functions? Are you allowed to use a calculator on this problem, or are you supposed to use some other method?
 

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