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A ladder leans against a wall forming a 25 degree with the wall. If the ladder reaches 2.8 m up the wall, how long is the ladder

Guest Jun 17, 2017
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We can use the sine for this :

 

sin (25)  =  2.8 / L        multiply both sides by L, divide by sin (25)

 

L  = 2.8 / sin (25)   ≈ 6.63 m

 

 

cool cool cool

CPhill  Jun 17, 2017

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