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celticcat:
Is this correct? Solve for side DE: tan 90 = DE / 4. The answer given ( on a math forum) was DE = infinity.
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celticcat:
Isn't tan 90 classed as 'undefined'?
Hero:
Correct
celticcat:
So I guess there is no solution to the equation?
celticcat:
I entered into wolframalpha site - 'No solution.'
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