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pablobegins

  • 3 years ago

Trig :D

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  1. pablobegins
    • 3 years ago
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  2. jimmyrep
    • 3 years ago
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    theta = arctan (5/11) = 24.44 degrees

  3. jimmyrep
    • 3 years ago
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    i dont understand what the top 5 ft in the diagram refers to

  4. pablobegins
    • 3 years ago
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    i think itsheight from the base of the triangle to the tip look at the really small arrows on the right side of the pic

  5. jimmyrep
    • 3 years ago
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    oh - i see so height of middle triangle is 10 ft so sin 24.44 = 10/ c so c = 10 / sin 24.44 = 24.17 ft tan 24,44 = d / (24.17/2) so d = tan24.44 * 12.085 = 5.49 ft

  6. pablobegins
    • 3 years ago
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    so for number 16 its 24.17?

  7. jimmyrep
    • 3 years ago
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    you can calculate g using pythagoras = sqrt(10^2 + 11^2) = 14.87 ft

  8. pablobegins
    • 3 years ago
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    its wrong, its not 14.87 :/

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spraguer (Moderator)
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