From deltamath.com Help me please i really don't get it.

IFrizy asked Oct 6, 2022

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IFrizy asked Oct 6, 2022

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11 votes

Answer:

cos = adjacent/hypotenuse

3/square root13

now you do square root 13 x3 divided by square root 13^2

= 3square root13/13

hope that answers your question

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