Express each of the following in terms of its reference angle , where  .

1. .   (1 mark)
   

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2. .   (1 mark)
   

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Express each of the following in terms of its reference angle , where  .

1. .   (1 mark)
   

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2. .   (1 mark)
   

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Express each of the following in terms of its reference angle , where  .

1. .   (1 mark)
   

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2. .   (1 mark)
   

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Express each of the following in terms of its reference angle , where  .

1. .   (1 mark)
   

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2. .   (1 mark)
   

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