VICKZZA
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Homework Statement
The length of the sides of the acute angled triangle ABC are x-1, x
and x+1. BD is perpendicular to AC. Then CD-DA equals?
Homework Equations
cosine law
Angled triangle ABC are x-1, x
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The length of the sides of the acute angled triangle ABC are x-1, x
and x+1. BD is perpendicular to AC. Then CD-DA equals?
cosine law
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