1_-_Trigonometry - CE and ME 221 CE AND ME 221 STATICS CE...

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CE and ME 221
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CE AND ME 221 STATICS CE 221 Statics ME 222 Mechanics of Deformable Solids CE 305 CE 312 CE 321 CE 337 ME 423 ME 425 ME 426 ME 477 ME 495
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TRIGONOMETRY If A = 90 o and the lengths AB and AC are equal, then; θ A B C β Angle Angle θ θ = Angle = Angle β β = 45 = 45 o Angle Angle θ θ > Angle > Angle β β Angle Angle θ θ < Angle < Angle β β Cannot be determined Cannot be determined
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TRIGONOMETRY If A = 90 o , AB = 4” and AC = 3”, then; θ A B C 3” BC = ? 4” β a) BC = 1” b) BC = 7” c) BC = 25” d) BC = 5” 5 4 3 2 2 = + = BC
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TRIGONOMETRY Right Triangle (sides relative to angle b) Adjacent Opposite Hypotenuse A C a B b c
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TRIGONOMETRY Right Triangle (AC) 2 + (BC) 2 = (AB) 2 a + b + c = 180 o A a C c b B
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TRIGONOMETRY Sin (b) = Opposite/hypotenuse = AC/AB Cos (b) = Adjacent/Hypotenuse = CB/ AB Tan (b) = Opposite/Adjacent = AC/CB = Sin(b)/Cos(b) Cot (b) = Adjacent/Opposite = CB/AC = 1/Tan(b) A a C c b B
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TRIGONOMETRY
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This note was uploaded on 07/26/2009 for the course CE 221 taught by Professor Buch during the Spring '08 term at Michigan State University.

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1_-_Trigonometry - CE and ME 221 CE AND ME 221 STATICS CE...

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