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Trigonometry, SMB-005

Express `sin theta` as a fraction.  (2 marks)

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`sin theta = 5/sqrt29`

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`text{By Pythagoras:}`

`x^2` `=5^2 + 2^2`  
`x^2` `=29`  
`x` `=sqrt29\ \ (x>0)`  

 
`:. sin theta = 5/sqrt29`

Filed Under: Right-Angled Trig Tagged With: num-title-ct-corea, smc-4552-10-sin

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