I measured the length of the reduced model.

And the real length.

I got the target length by using the proportion.

But is it troublesome to make the reduced model every time?

So I calculated the target length by using cos table.

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Let's learn math with Oweny!

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sin cos tan (2)

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sin cos tan (1)

投稿者
dracy
on 2009年8月31日月曜日

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投稿者
dracy

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